.gitignore

@@ -396,3 +396,4 @@ FodyWeavers.xsd
 
 # JetBrains Rider
 *.sln.iml
+**/.idea

src/Common/Library.fs

@@ -1,5 +1,7 @@
 namespace BitBadger.Documents
 
+open System.Security.Cryptography
+
 /// The types of logical operations available for JSON fields
 [<Struct>]
 type Op =
@@ -35,6 +37,12 @@ type Op =
         | NEX -> "IS NULL"
 
 
+/// The dialect in which a command should be rendered
+[<Struct>]
+type Dialect =
+    | PostgreSQL
+    | SQLite
+
 /// Criteria for a field WHERE clause
 type Field = {
     /// The name of the field
@@ -45,43 +53,166 @@ type Field = {
     
     /// The value of the field
     Value: obj
+    
+    /// The name of the parameter for this field
+    ParameterName: string option
+    
+    /// The table qualifier for this field
+    Qualifier: string option
 } with
     
     /// Create an equals (=) field criterion
     static member EQ name (value: obj) =
-        { Name = name; Op = EQ; Value = value }
+        { Name = name; Op = EQ; Value = value; ParameterName = None; Qualifier = None }
     
     /// Create a greater than (>) field criterion
     static member GT name (value: obj) =
-        { Name = name; Op = GT; Value = value }
+        { Name = name; Op = GT; Value = value; ParameterName = None; Qualifier = None }
     
     /// Create a greater than or equal to (>=) field criterion
     static member GE name (value: obj) =
-        { Name = name; Op = GE; Value = value }
+        { Name = name; Op = GE; Value = value; ParameterName = None; Qualifier = None }
     
     /// Create a less than (<) field criterion
     static member LT name (value: obj) =
-        { Name = name; Op = LT; Value = value }
+        { Name = name; Op = LT; Value = value; ParameterName = None; Qualifier = None }
     
     /// Create a less than or equal to (<=) field criterion
     static member LE name (value: obj) =
-        { Name = name; Op = LE; Value = value }
+        { Name = name; Op = LE; Value = value; ParameterName = None; Qualifier = None }
     
     /// Create a not equals (<>) field criterion
     static member NE name (value: obj) =
-        { Name = name; Op = NE; Value = value }
+        { Name = name; Op = NE; Value = value; ParameterName = None; Qualifier = None }
     
     /// Create a BETWEEN field criterion
     static member BT name (min: obj) (max: obj) =
-        { Name = name; Op = BT; Value = [ min; max ] }
+        { Name = name; Op = BT; Value = [ min; max ]; ParameterName = None; Qualifier = None }
     
     /// Create an exists (IS NOT NULL) field criterion
     static member EX name =
-        { Name = name; Op = EX; Value = obj () }
+        { Name = name; Op = EX; Value = obj (); ParameterName = None; Qualifier = None }
     
     /// Create a not exists (IS NULL) field criterion
     static member NEX name =
-        { Name = name; Op = NEX; Value = obj () }
+        { Name = name; Op = NEX; Value = obj (); ParameterName = None; Qualifier = None }
+    
+    /// Transform a field name (a.b.c) to a path for the given SQL dialect
+    static member NameToPath (name: string) dialect =
+        let path =
+            if name.Contains '.' then
+                match dialect with
+                | PostgreSQL -> "#>>'{" + String.concat "," (name.Split '.') + "}'"
+                | SQLite -> "->>'" + String.concat "'->>'" (name.Split '.') + "'"
+            else $"->>'{name}'"
+        $"data{path}"
+    
+    /// Create a field with a given name, but no other properties filled (op will be EQ, value will be "")
+    static member Named name =
+        { Name = name; Op = EQ; Value = ""; ParameterName = None; Qualifier = None }
+    
+    /// Specify the name of the parameter for this field
+    member this.WithParameterName name =
+        { this with ParameterName = Some name }
+    
+    /// Specify a qualifier (alias) for the table from which this field will be referenced
+    member this.WithQualifier alias =
+        { this with Qualifier = Some alias }
+
+    /// Get the qualified path to the field
+    member this.Path dialect =
+        (this.Qualifier |> Option.map (fun q -> $"{q}.") |> Option.defaultValue "") + Field.NameToPath this.Name dialect
+
+
+/// How fields should be matched
+[<Struct>]
+type FieldMatch =
+    /// Any field matches (OR)
+    | Any
+    /// All fields match (AND)
+    | All
+    
+    /// The SQL value implementing each matching strategy
+    override this.ToString() =
+        match this with Any -> "OR" | All -> "AND"
+
+
+/// Derive parameter names (each instance wraps a counter to uniquely name anonymous fields)
+type ParameterName() =
+    /// The counter for the next field value
+    let mutable currentIdx = -1
+    
+    /// Return the specified name for the parameter, or an anonymous parameter name if none is specified
+    member this.Derive paramName =
+        match paramName with
+        | Some it -> it
+        | None ->
+            currentIdx <- currentIdx + 1
+            $"@field{currentIdx}"
+
+#if NET6_0
+open System.Text
+#endif
+
+/// Automatically-generated document ID strategies
+[<Struct>]
+type AutoId =
+    /// No automatic IDs will be generated
+    | Disabled
+    /// Generate a MAX-plus-1 numeric value for documents
+    | Number
+    /// Generate a GUID for each document (as a lowercase, no-dashes, 32-character string)
+    | Guid
+    /// Generate a random string of hexadecimal characters for each document
+    | RandomString
+with
+    /// Generate a GUID string
+    static member GenerateGuid () =
+        System.Guid.NewGuid().ToString "N"
+    
+    /// Generate a string of random hexadecimal characters
+    static member GenerateRandomString (length: int) =
+#if NET8_0_OR_GREATER
+        RandomNumberGenerator.GetHexString(length, lowercase = true)
+#else
+        RandomNumberGenerator.GetBytes((length / 2) + 1)
+        |> Array.fold (fun (str: StringBuilder) byt -> str.Append(byt.ToString "x2")) (StringBuilder length)
+        |> function it -> it.Length <- length; it.ToString()
+#endif
+    
+    /// Does the given document need an automatic ID generated?
+    static member NeedsAutoId<'T> strategy (document: 'T) idProp =
+        match strategy with
+        | Disabled -> false
+        | _ ->
+            let prop = document.GetType().GetProperty idProp
+            if isNull prop then invalidOp $"{idProp} not found in document"
+            else
+                match strategy with
+                | Number ->
+                    if prop.PropertyType = typeof<int8> then
+                        let value = prop.GetValue document :?> int8
+                        value = int8 0
+                    elif prop.PropertyType = typeof<int16> then
+                        let value = prop.GetValue document :?> int16
+                        value = int16 0
+                    elif prop.PropertyType = typeof<int> then
+                        let value = prop.GetValue document :?> int
+                        value = 0
+                    elif prop.PropertyType = typeof<int64> then
+                        let value = prop.GetValue document :?> int64
+                        value = int64 0
+                    else invalidOp "Document ID was not a number; cannot auto-generate a Number ID"
+                | Guid | RandomString ->
+                    if prop.PropertyType = typeof<string> then
+                        let value =
+                            prop.GetValue document
+                            |> Option.ofObj
+                            |> Option.map (fun it -> it :?> string)
+                            |> Option.defaultValue ""
+                        value = ""
+                    else invalidOp "Document ID was not a string; cannot auto-generate GUID or random string"
+                | Disabled -> false
 
 
 /// The required document serialization implementation
@@ -135,7 +266,7 @@ module Configuration =
         serializerValue
     
     /// The serialized name of the ID field for documents
-    let mutable idFieldValue = "Id"
+    let mutable private idFieldValue = "Id"
     
     /// Specify the name of the ID field for documents
     [<CompiledName "UseIdField">]
@@ -146,16 +277,42 @@ module Configuration =
     [<CompiledName "IdField">]
     let idField () =
         idFieldValue
+    
+    /// The automatic ID strategy used by the library
+    let mutable private autoIdValue = Disabled
+    
+    /// Specify the automatic ID generation strategy used by the library
+    [<CompiledName "UseAutoIdStrategy">]
+    let useAutoIdStrategy it =
+        autoIdValue <- it
+    
+    /// Retrieve the currently configured automatic ID generation strategy
+    [<CompiledName "AutoIdStrategy">]
+    let autoIdStrategy () =
+        autoIdValue
+    
+    /// The length of automatically generated random strings
+    let mutable private idStringLengthValue = 16
+    
+    /// Specify the length of automatically generated random strings
+    [<CompiledName "UseIdStringLength">]
+    let useIdStringLength length =
+        idStringLengthValue <- length
+    
+    /// Retrieve the currently configured length of automatically generated random strings
+    [<CompiledName "IdStringLength">]
+    let idStringLength () =
+        idStringLengthValue
 
 
 /// Query construction functions
 [<RequireQualifiedAccess>]
 module Query =
     
-    /// Create a SELECT clause to retrieve the document data from the given table
+    /// Combine a query (select, update, etc.) and a WHERE clause 
-    [<CompiledName "SelectFromTable">]
+    [<CompiledName "StatementWhere">]
-    let selectFromTable tableName =
+    let statementWhere statement where =
-        $"SELECT data FROM %s{tableName}"
+        $"%s{statement} WHERE %s{where}"
     
     /// Queries to define tables and indexes
     module Definition =
@@ -172,7 +329,7 @@ module Query =
         
         /// SQL statement to create an index on one or more fields in a JSON document
         [<CompiledName "EnsureIndexOn">]
-        let ensureIndexOn tableName indexName (fields: string seq) =
+        let ensureIndexOn tableName indexName (fields: string seq) dialect =
             let _, tbl = splitSchemaAndTable tableName
             let jsonFields =
                 fields
@@ -180,14 +337,14 @@ module Query =
                     let parts = it.Split ' '
                     let fieldName = if Array.length parts = 1 then it else parts[0]
                     let direction = if Array.length parts < 2 then "" else $" {parts[1]}"
-                    $"(data ->> '{fieldName}'){direction}")
+                    $"({Field.NameToPath fieldName dialect}){direction}")
                 |> String.concat ", "
             $"CREATE INDEX IF NOT EXISTS idx_{tbl}_%s{indexName} ON {tableName} ({jsonFields})"
 
         /// SQL statement to create a key index for a document table
         [<CompiledName "EnsureKey">]
-        let ensureKey tableName =
+        let ensureKey tableName dialect =
-            (ensureIndexOn tableName "key" [ Configuration.idField () ]).Replace("INDEX", "UNIQUE INDEX")
+            (ensureIndexOn tableName "key" [ Configuration.idField () ] dialect).Replace("INDEX", "UNIQUE INDEX")
         
     /// Query to insert a document
     [<CompiledName "Insert">]
@@ -200,4 +357,54 @@ module Query =
         sprintf
             "INSERT INTO %s VALUES (@data) ON CONFLICT ((data->>'%s')) DO UPDATE SET data = EXCLUDED.data"
             tableName (Configuration.idField ()) 
-    
+    
+    /// Query to count documents in a table (no WHERE clause)
+    [<CompiledName "Count">]
+    let count tableName =
+        $"SELECT COUNT(*) AS it FROM %s{tableName}"
+    
+    /// Query to check for document existence in a table
+    [<CompiledName "Exists">]
+    let exists tableName where =
+        $"SELECT EXISTS (SELECT 1 FROM %s{tableName} WHERE %s{where}) AS it"
+    
+    /// Query to select documents from a table (no WHERE clause)
+    [<CompiledName "Find">]
+    let find tableName =
+        $"SELECT data FROM %s{tableName}"
+    
+    /// Query to update a document (no WHERE clause)
+    [<CompiledName "Update">]
+    let update tableName =
+        $"UPDATE %s{tableName} SET data = @data"
+    
+    /// Query to delete documents from a table (no WHERE clause)
+    [<CompiledName "Delete">]
+    let delete tableName =
+        $"DELETE FROM %s{tableName}"
+    
+    /// Create a SELECT clause to retrieve the document data from the given table
+    [<CompiledName "SelectFromTable">]
+    [<System.Obsolete "Use Find instead">]
+    let selectFromTable tableName =
+        find tableName
+    
+    /// Create an ORDER BY clause for the given fields
+    [<CompiledName "OrderBy">]
+    let orderBy fields dialect =
+        if Seq.isEmpty fields then ""
+        else
+            fields
+            |> Seq.map (fun it ->
+                if it.Name.Contains ' ' then
+                    let parts = it.Name.Split ' '
+                    { it with Name = parts[0] }, Some $" {parts[1]}"
+                else it, None)
+            |> Seq.map (fun (field, direction) ->
+                match dialect, field.Name.StartsWith "n:" with
+                | PostgreSQL, true -> $"({ { field with Name = field.Name[2..] }.Path PostgreSQL})::numeric"
+                | SQLite, true     -> { field with Name = field.Name[2..] }.Path SQLite
+                | _, _             -> field.Path dialect
+                |> function path -> path + defaultArg direction "")
+            |> String.concat ", "
+            |> function it -> $" ORDER BY {it}"

src/Directory.Build.props

@@ -3,10 +3,11 @@
     <TargetFrameworks>net6.0;net8.0</TargetFrameworks>
     <DebugType>embedded</DebugType>
     <GenerateDocumentationFile>false</GenerateDocumentationFile>
-    <AssemblyVersion>3.1.0.0</AssemblyVersion>
+    <AssemblyVersion>4.0.0.0</AssemblyVersion>
-    <FileVersion>3.1.0.0</FileVersion>
+    <FileVersion>4.0.0.0</FileVersion>
-    <VersionPrefix>3.1.0</VersionPrefix>
+    <VersionPrefix>4.0.0</VersionPrefix>
-    <PackageReleaseNotes>Add BT (between) operator; drop .NET 7 support</PackageReleaseNotes>
+    <VersionSuffix>rc1</VersionSuffix>
+    <PackageReleaseNotes>Change ByField to ByFields; support dot-access to nested document fields; add Find*Ordered functions/methods; see project site for breaking changes and compatibility</PackageReleaseNotes>
     <Authors>danieljsummers</Authors>
     <Company>Bit Badger Solutions</Company>
     <PackageReadmeFile>README.md</PackageReadmeFile>

src/Postgres/BitBadger.Documents.Postgres.fsproj

@@ -8,6 +8,7 @@
   <ItemGroup>
     <Compile Include="Library.fs" />
     <Compile Include="Extensions.fs" />
+    <Compile Include="Compat.fs" />
     <None Include="README.md" Pack="true" PackagePath="\" />
     <None Include="..\icon.png" Pack="true" PackagePath="\" />
   </ItemGroup>

src/Postgres/Compat.fs

@@ -0,0 +1,270 @@
+namespace BitBadger.Documents.Postgres.Compat
+
+open BitBadger.Documents
+open BitBadger.Documents.Postgres
+
+[<AutoOpen>]
+module Parameters =
+    
+    /// Create a JSON field parameter
+    [<CompiledName "AddField">]
+    [<System.Obsolete "Use addFieldParams (F#) / AddFields (C#) instead ~ will be removed in v4.1">]
+    let addFieldParam name field parameters =
+        addFieldParams [ { field with ParameterName = Some name } ] parameters
+
+    /// Append JSON field name parameters for the given field names to the given parameters
+    [<CompiledName "FieldName">]
+    [<System.Obsolete "Use fieldNameParams (F#) / FieldNames (C#) instead ~ will be removed in v4.1">]
+    let fieldNameParam fieldNames =
+        fieldNameParams fieldNames
+
+
+[<RequireQualifiedAccess>]
+module Query =
+    
+    /// Create a WHERE clause fragment to implement a comparison on a field in a JSON document
+    [<CompiledName "WhereByField">]
+    [<System.Obsolete "Use WhereByFields instead ~ will be removed in v4.1">]
+    let whereByField field paramName =
+        Query.whereByFields Any [ { field with ParameterName = Some paramName } ]
+
+
+module WithProps =
+    
+    [<RequireQualifiedAccess>]
+    module Count =
+        
+        /// Count matching documents using a JSON field comparison (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field sqlProps =
+            WithProps.Count.byFields tableName Any [ field ] sqlProps
+    
+    [<RequireQualifiedAccess>]
+    module Exists =
+        
+        /// Determine if a document exists using a JSON field comparison (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field sqlProps =
+            WithProps.Exists.byFields tableName Any [ field ] sqlProps
+    
+    [<RequireQualifiedAccess>]
+    module Find =
+        
+        /// Retrieve documents matching a JSON field comparison (->> =)
+        [<CompiledName "FSharpByField">]
+        [<System.Obsolete "Use byFields instead ~ will be removed in v4.1">]
+        let byField<'TDoc> tableName field sqlProps =
+            WithProps.Find.byFields<'TDoc> tableName Any [ field ] sqlProps
+        
+        /// Retrieve documents matching a JSON field comparison (->> =)
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let ByField<'TDoc>(tableName, field, sqlProps) =
+            WithProps.Find.ByFields<'TDoc>(tableName, Any, Seq.singleton field, sqlProps)
+        
+        /// Retrieve the first document matching a JSON field comparison (->> =); returns None if not found
+        [<CompiledName "FSharpFirstByField">]
+        [<System.Obsolete "Use firstByFields instead ~ will be removed in v4.1">]
+        let firstByField<'TDoc> tableName field sqlProps =
+            WithProps.Find.firstByFields<'TDoc> tableName Any [ field ] sqlProps
+        
+        /// Retrieve the first document matching a JSON field comparison (->> =); returns null if not found
+        [<System.Obsolete "Use FirstByFields instead ~ will be removed in v4.1">]
+        let FirstByField<'TDoc when 'TDoc: null>(tableName, field, sqlProps) =
+            WithProps.Find.FirstByFields<'TDoc>(tableName, Any, Seq.singleton field, sqlProps)
+    
+    [<RequireQualifiedAccess>]
+    module Patch =
+        
+        /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field (patch: 'TPatch) sqlProps =
+            WithProps.Patch.byFields tableName Any [ field ] patch sqlProps
+    
+    [<RequireQualifiedAccess>]
+    module RemoveFields =
+        
+        /// Remove fields from documents via a comparison on a JSON field in the document
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field fieldNames sqlProps =
+            WithProps.RemoveFields.byFields tableName Any [ field ] fieldNames sqlProps
+    
+    [<RequireQualifiedAccess>]
+    module Delete =
+        
+        /// Delete documents by matching a JSON field comparison query (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field sqlProps =
+            WithProps.Delete.byFields tableName Any [ field ] sqlProps
+
+
+[<RequireQualifiedAccess>]
+module Count =
+    
+    /// Count matching documents using a JSON field comparison (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field =
+        Count.byFields tableName Any [ field ]
+
+
+[<RequireQualifiedAccess>]
+module Exists =
+    
+    /// Determine if a document exists using a JSON field comparison (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field =
+        Exists.byFields tableName Any [ field ]
+
+
+[<RequireQualifiedAccess>]
+module Find =
+    
+    /// Retrieve documents matching a JSON field comparison (->> =)
+    [<CompiledName "FSharpByField">]
+    [<System.Obsolete "Use byFields instead ~ will be removed in v4.1">]
+    let byField<'TDoc> tableName field =
+        Find.byFields<'TDoc> tableName Any [ field ]
+    
+    /// Retrieve documents matching a JSON field comparison (->> =)
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let ByField<'TDoc>(tableName, field) =
+        Find.ByFields<'TDoc>(tableName, Any, Seq.singleton field)
+    
+    /// Retrieve the first document matching a JSON field comparison (->> =); returns None if not found
+    [<CompiledName "FSharpFirstByField">]
+    [<System.Obsolete "Use firstByFields instead ~ will be removed in v4.1">]
+    let firstByField<'TDoc> tableName field =
+        Find.firstByFields<'TDoc> tableName Any [ field ]
+    
+    /// Retrieve the first document matching a JSON field comparison (->> =); returns null if not found
+    [<System.Obsolete "Use FirstByFields instead ~ will be removed in v4.1">]
+    let FirstByField<'TDoc when 'TDoc: null>(tableName, field) =
+        Find.FirstByFields<'TDoc>(tableName, Any, Seq.singleton field)
+
+
+[<RequireQualifiedAccess>]
+module Patch =
+    
+    /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field (patch: 'TPatch) =
+        Patch.byFields tableName Any [ field ] patch
+
+
+[<RequireQualifiedAccess>]
+module RemoveFields =
+    
+    /// Remove fields from documents via a comparison on a JSON field in the document
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field fieldNames =
+        RemoveFields.byFields tableName Any [ field ] fieldNames
+
+
+[<RequireQualifiedAccess>]
+module Delete =
+    
+    /// Delete documents by matching a JSON field comparison query (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field =
+        Delete.byFields tableName Any [ field ]
+
+
+open Npgsql
+
+/// F# Extensions for the NpgsqlConnection type
+[<AutoOpen>]
+module Extensions =
+    
+    type NpgsqlConnection with
+        
+        /// Count matching documents using a JSON field comparison query (->> =)
+        [<System.Obsolete "Use countByFields instead ~ will be removed in v4.1">]
+        member conn.countByField tableName field =
+            conn.countByFields tableName Any [ field ]
+        
+        /// Determine if documents exist using a JSON field comparison query (->> =)
+        [<System.Obsolete "Use existsByFields instead ~ will be removed in v4.1">]
+        member conn.existsByField tableName field =
+            conn.existsByFields tableName Any [ field ]
+        
+        /// Retrieve documents matching a JSON field comparison query (->> =)
+        [<System.Obsolete "Use findByFields instead ~ will be removed in v4.1">]
+        member conn.findByField<'TDoc> tableName field =
+            conn.findByFields<'TDoc> tableName Any [ field ]
+        
+        /// Retrieve the first document matching a JSON field comparison query (->> =); returns None if not found
+        [<System.Obsolete "Use findFirstByFields instead ~ will be removed in v4.1">]
+        member conn.findFirstByField<'TDoc> tableName field =
+            conn.findFirstByFields<'TDoc> tableName Any [ field ]
+        
+        /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+        [<System.Obsolete "Use patchByFields instead ~ will be removed in v4.1">]
+        member conn.patchByField tableName field (patch: 'TPatch) =
+            conn.patchByFields tableName Any [ field ] patch
+        
+        /// Remove fields from documents via a comparison on a JSON field in the document
+        [<System.Obsolete "Use removeFieldsByFields instead ~ will be removed in v4.1">]
+        member conn.removeFieldsByField tableName field fieldNames =
+            conn.removeFieldsByFields tableName Any [ field ] fieldNames
+        
+        /// Delete documents by matching a JSON field comparison query (->> =)
+        [<System.Obsolete "Use deleteByFields instead ~ will be removed in v4.1">]
+        member conn.deleteByField tableName field =
+            conn.deleteByFields tableName Any [ field ]
+
+
+open System.Runtime.CompilerServices
+open Npgsql.FSharp
+
+type NpgsqlConnectionCSharpCompatExtensions =
+    
+    /// Count matching documents using a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use CountByFields instead ~ will be removed in v4.1">]
+    static member inline CountByField(conn, tableName, field) =
+        WithProps.Count.byFields tableName Any [ field ] (Sql.existingConnection conn)
+    
+    /// Determine if documents exist using a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use ExistsByFields instead ~ will be removed in v4.1">]
+    static member inline ExistsByField(conn, tableName, field) =
+        WithProps.Exists.byFields tableName Any [ field ] (Sql.existingConnection conn)
+    
+    /// Retrieve documents matching a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use FindByFields instead ~ will be removed in v4.1">]
+    static member inline FindByField<'TDoc>(conn, tableName, field) =
+        WithProps.Find.ByFields<'TDoc>(tableName, Any, [ field ], Sql.existingConnection conn)
+    
+    /// Retrieve the first document matching a JSON field comparison query (->> =); returns null if not found
+    [<Extension>]
+    [<System.Obsolete "Use FindFirstByFields instead ~ will be removed in v4.1">]
+    static member inline FindFirstByField<'TDoc when 'TDoc: null>(conn, tableName, field) =
+        WithProps.Find.FirstByFields<'TDoc>(tableName, Any, [ field ], Sql.existingConnection conn)
+    
+    /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use PatchByFields instead ~ will be removed in v4.1">]
+    static member inline PatchByField(conn, tableName, field, patch: 'TPatch) =
+        WithProps.Patch.byFields tableName Any [ field ] patch (Sql.existingConnection conn)
+    
+    /// Remove fields from documents via a comparison on a JSON field in the document
+    [<Extension>]
+    [<System.Obsolete "Use RemoveFieldsByFields instead ~ will be removed in v4.1">]
+    static member inline RemoveFieldsByField(conn, tableName, field, fieldNames) =
+        WithProps.RemoveFields.byFields tableName Any [ field ] fieldNames (Sql.existingConnection conn)
+    
+    /// Delete documents by matching a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use DeleteByFields instead ~ will be removed in v4.1">]
+    static member inline DeleteByField(conn, tableName, field) =
+        WithProps.Delete.byFields tableName Any [ field ] (Sql.existingConnection conn)

src/Postgres/Extensions.fs

@@ -50,8 +50,8 @@ module Extensions =
             WithProps.Count.all tableName (Sql.existingConnection conn)
         
         /// Count matching documents using a JSON field comparison query (->> =)
-        member conn.countByField tableName field =
+        member conn.countByFields tableName howMatched fields =
-            WithProps.Count.byField tableName field (Sql.existingConnection conn)
+            WithProps.Count.byFields tableName howMatched fields (Sql.existingConnection conn)
         
         /// Count matching documents using a JSON containment query (@>)
         member conn.countByContains tableName criteria =
@@ -66,8 +66,8 @@ module Extensions =
             WithProps.Exists.byId tableName docId (Sql.existingConnection conn)
         
         /// Determine if documents exist using a JSON field comparison query (->> =)
-        member conn.existsByField tableName field =
+        member conn.existsByFields tableName howMatched fields =
-            WithProps.Exists.byField tableName field (Sql.existingConnection conn)
+            WithProps.Exists.byFields tableName howMatched fields (Sql.existingConnection conn)
         
         /// Determine if documents exist using a JSON containment query (@>)
         member conn.existsByContains tableName criteria =
@@ -81,34 +81,68 @@ module Extensions =
         member conn.findAll<'TDoc> tableName =
             WithProps.Find.all<'TDoc> tableName (Sql.existingConnection conn)
 
+        /// Retrieve all documents in the given table ordered by the given fields in the document
+        member conn.findAllOrdered<'TDoc> tableName orderFields =
+            WithProps.Find.allOrdered<'TDoc> tableName orderFields (Sql.existingConnection conn)
+
         /// Retrieve a document by its ID; returns None if not found
         member conn.findById<'TKey, 'TDoc> tableName docId =
             WithProps.Find.byId<'TKey, 'TDoc> tableName docId (Sql.existingConnection conn)
 
         /// Retrieve documents matching a JSON field comparison query (->> =)
-        member conn.findByField<'TDoc> tableName field =
+        member conn.findByFields<'TDoc> tableName howMatched fields =
-            WithProps.Find.byField<'TDoc> tableName field (Sql.existingConnection conn)
+            WithProps.Find.byFields<'TDoc> tableName howMatched fields (Sql.existingConnection conn)
+        
+        /// Retrieve documents matching a JSON field comparison query (->> =) ordered by the given fields in the
+        /// document
+        member conn.findByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields =
+            WithProps.Find.byFieldsOrdered<'TDoc>
+                tableName howMatched queryFields orderFields (Sql.existingConnection conn)
         
         /// Retrieve documents matching a JSON containment query (@>)
         member conn.findByContains<'TDoc> tableName (criteria: obj) =
             WithProps.Find.byContains<'TDoc> tableName criteria (Sql.existingConnection conn)
 
+        /// Retrieve documents matching a JSON containment query (@>) ordered by the given fields in the document
+        member conn.findByContainsOrdered<'TDoc> tableName (criteria: obj) orderFields =
+            WithProps.Find.byContainsOrdered<'TDoc> tableName criteria orderFields (Sql.existingConnection conn)
+
         /// Retrieve documents matching a JSON Path match query (@?)
         member conn.findByJsonPath<'TDoc> tableName jsonPath =
             WithProps.Find.byJsonPath<'TDoc> tableName jsonPath (Sql.existingConnection conn)
         
+        /// Retrieve documents matching a JSON Path match query (@?) ordered by the given fields in the document
+        member conn.findByJsonPathOrdered<'TDoc> tableName jsonPath orderFields =
+            WithProps.Find.byJsonPathOrdered<'TDoc> tableName jsonPath orderFields (Sql.existingConnection conn)
+        
         /// Retrieve the first document matching a JSON field comparison query (->> =); returns None if not found
-        member conn.findFirstByField<'TDoc> tableName field =
+        member conn.findFirstByFields<'TDoc> tableName howMatched fields =
-            WithProps.Find.firstByField<'TDoc> tableName field (Sql.existingConnection conn)
+            WithProps.Find.firstByFields<'TDoc> tableName howMatched fields (Sql.existingConnection conn)
+        
+        /// Retrieve the first document matching a JSON field comparison query (->> =) ordered by the given fields in
+        /// the document; returns None if not found
+        member conn.findFirstByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields =
+            WithProps.Find.firstByFieldsOrdered<'TDoc>
+                tableName howMatched queryFields orderFields (Sql.existingConnection conn)
         
         /// Retrieve the first document matching a JSON containment query (@>); returns None if not found
         member conn.findFirstByContains<'TDoc> tableName (criteria: obj) =
             WithProps.Find.firstByContains<'TDoc> tableName criteria (Sql.existingConnection conn)
 
+        /// Retrieve the first document matching a JSON containment query (@>) ordered by the given fields in the
+        /// document; returns None if not found
+        member conn.findFirstByContainsOrdered<'TDoc> tableName (criteria: obj) orderFields =
+            WithProps.Find.firstByContainsOrdered<'TDoc> tableName criteria orderFields (Sql.existingConnection conn)
+
         /// Retrieve the first document matching a JSON Path match query (@?); returns None if not found
         member conn.findFirstByJsonPath<'TDoc> tableName jsonPath =
             WithProps.Find.firstByJsonPath<'TDoc> tableName jsonPath (Sql.existingConnection conn)
         
+        /// Retrieve the first document matching a JSON Path match query (@?) ordered by the given fields in the
+        /// document; returns None if not found
+        member conn.findFirstByJsonPathOrdered<'TDoc> tableName jsonPath orderFields =
+            WithProps.Find.firstByJsonPathOrdered<'TDoc> tableName jsonPath orderFields (Sql.existingConnection conn)
+        
         /// Update an entire document by its ID
         member conn.updateById tableName (docId: 'TKey) (document: 'TDoc) =
             WithProps.Update.byId tableName docId document (Sql.existingConnection conn)
@@ -122,8 +156,8 @@ module Extensions =
             WithProps.Patch.byId tableName docId patch (Sql.existingConnection conn)
         
         /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
-        member conn.patchByField tableName field (patch: 'TPatch) =
+        member conn.patchByFields tableName howMatched fields (patch: 'TPatch) =
-            WithProps.Patch.byField tableName field patch (Sql.existingConnection conn)
+            WithProps.Patch.byFields tableName howMatched fields patch (Sql.existingConnection conn)
         
         /// Patch documents using a JSON containment query in the WHERE clause (@>)
         member conn.patchByContains tableName (criteria: 'TCriteria) (patch: 'TPatch) =
@@ -137,9 +171,9 @@ module Extensions =
         member conn.removeFieldsById tableName (docId: 'TKey) fieldNames =
             WithProps.RemoveFields.byId tableName docId fieldNames (Sql.existingConnection conn)
         
-        /// Remove fields from documents via a comparison on a JSON field in the document
+        /// Remove fields from documents via a comparison on JSON fields in the document
-        member conn.removeFieldsByField tableName field fieldNames =
+        member conn.removeFieldsByFields tableName howMatched fields fieldNames =
-            WithProps.RemoveFields.byField tableName field fieldNames (Sql.existingConnection conn)
+            WithProps.RemoveFields.byFields tableName howMatched fields fieldNames (Sql.existingConnection conn)
         
         /// Remove fields from documents via a JSON containment query (@>)
         member conn.removeFieldsByContains tableName (criteria: 'TContains) fieldNames =
@@ -153,9 +187,8 @@ module Extensions =
         member conn.deleteById tableName (docId: 'TKey) =
             WithProps.Delete.byId tableName docId (Sql.existingConnection conn)
 
-        /// Delete documents by matching a JSON field comparison query (->> =)
+        member conn.deleteByFields tableName howMatched fields =
-        member conn.deleteByField tableName field =
+            WithProps.Delete.byFields tableName howMatched fields (Sql.existingConnection conn)
-            WithProps.Delete.byField tableName field (Sql.existingConnection conn)
         
         /// Delete documents by matching a JSON containment query (@>)
         member conn.deleteByContains tableName (criteria: 'TContains) =
@@ -225,8 +258,8 @@ type NpgsqlConnectionCSharpExtensions =
     
     /// Count matching documents using a JSON field comparison query (->> =)
     [<Extension>]
-    static member inline CountByField(conn, tableName, field) =
+    static member inline CountByFields(conn, tableName, howMatched, fields) =
-        WithProps.Count.byField tableName field (Sql.existingConnection conn)
+        WithProps.Count.byFields tableName howMatched fields (Sql.existingConnection conn)
     
     /// Count matching documents using a JSON containment query (@>)
     [<Extension>]
@@ -245,8 +278,8 @@ type NpgsqlConnectionCSharpExtensions =
     
     /// Determine if documents exist using a JSON field comparison query (->> =)
     [<Extension>]
-    static member inline ExistsByField(conn, tableName, field) =
+    static member inline ExistsByFields(conn, tableName, howMatched, fields) =
-        WithProps.Exists.byField tableName field (Sql.existingConnection conn)
+        WithProps.Exists.byFields tableName howMatched fields (Sql.existingConnection conn)
     
     /// Determine if documents exist using a JSON containment query (@>)
     [<Extension>]
@@ -263,6 +296,11 @@ type NpgsqlConnectionCSharpExtensions =
     static member inline FindAll<'TDoc>(conn, tableName) =
         WithProps.Find.All<'TDoc>(tableName, Sql.existingConnection conn)
 
+    /// Retrieve all documents in the given table ordered by the given fields in the document
+    [<Extension>]
+    static member inline FindAllOrdered<'TDoc>(conn, tableName, orderFields) =
+        WithProps.Find.AllOrdered<'TDoc>(tableName, orderFields, Sql.existingConnection conn)
+
     /// Retrieve a document by its ID; returns None if not found
     [<Extension>]
     static member inline FindById<'TKey, 'TDoc when 'TDoc: null>(conn, tableName, docId: 'TKey) =
@@ -270,34 +308,71 @@ type NpgsqlConnectionCSharpExtensions =
 
     /// Retrieve documents matching a JSON field comparison query (->> =)
     [<Extension>]
-    static member inline FindByField<'TDoc>(conn, tableName, field) =
+    static member inline FindByFields<'TDoc>(conn, tableName, howMatched, fields) =
-        WithProps.Find.ByField<'TDoc>(tableName, field, Sql.existingConnection conn)
+        WithProps.Find.ByFields<'TDoc>(tableName, howMatched, fields, Sql.existingConnection conn)
+    
+    /// Retrieve documents matching a JSON field comparison query (->> =) ordered by the given fields in the document
+    [<Extension>]
+    static member inline FindByFieldsOrdered<'TDoc>(conn, tableName, howMatched, queryFields, orderFields) =
+        WithProps.Find.ByFieldsOrdered<'TDoc>(
+            tableName, howMatched, queryFields, orderFields, Sql.existingConnection conn)
     
     /// Retrieve documents matching a JSON containment query (@>)
     [<Extension>]
     static member inline FindByContains<'TDoc>(conn, tableName, criteria: obj) =
         WithProps.Find.ByContains<'TDoc>(tableName, criteria, Sql.existingConnection conn)
 
+    /// Retrieve documents matching a JSON containment query (@>) ordered by the given fields in the document
+    [<Extension>]
+    static member inline FindByContainsOrdered<'TDoc>(conn, tableName, criteria: obj, orderFields) =
+        WithProps.Find.ByContainsOrdered<'TDoc>(tableName, criteria, orderFields, Sql.existingConnection conn)
+
     /// Retrieve documents matching a JSON Path match query (@?)
     [<Extension>]
     static member inline FindByJsonPath<'TDoc>(conn, tableName, jsonPath) =
         WithProps.Find.ByJsonPath<'TDoc>(tableName, jsonPath, Sql.existingConnection conn)
     
-    /// Retrieve the first document matching a JSON field comparison query (->> =); returns None if not found
+    /// Retrieve documents matching a JSON Path match query (@?) ordered by the given fields in the document
     [<Extension>]
-    static member inline FindFirstByField<'TDoc when 'TDoc: null>(conn, tableName, field) =
+    static member inline FindByJsonPathOrdered<'TDoc>(conn, tableName, jsonPath, orderFields) =
-        WithProps.Find.FirstByField<'TDoc>(tableName, field, Sql.existingConnection conn)
+        WithProps.Find.ByJsonPathOrdered<'TDoc>(tableName, jsonPath, orderFields, Sql.existingConnection conn)
+    
+    /// Retrieve the first document matching a JSON field comparison query (->> =); returns null if not found
+    [<Extension>]
+    static member inline FindFirstByFields<'TDoc when 'TDoc: null>(conn, tableName, howMatched, fields) =
+        WithProps.Find.FirstByFields<'TDoc>(tableName, howMatched, fields, Sql.existingConnection conn)
+    
+    /// Retrieve the first document matching a JSON field comparison query (->> =) ordered by the given fields in the
+    /// document; returns null if not found
+    [<Extension>]
+    static member inline FindFirstByFieldsOrdered<'TDoc when 'TDoc: null>(
+            conn, tableName, howMatched, queryFields, orderFields) =
+        WithProps.Find.FirstByFieldsOrdered<'TDoc>(
+            tableName, howMatched, queryFields, orderFields, Sql.existingConnection conn)
     
     /// Retrieve the first document matching a JSON containment query (@>); returns None if not found
     [<Extension>]
     static member inline FindFirstByContains<'TDoc when 'TDoc: null>(conn, tableName, criteria: obj) =
         WithProps.Find.FirstByContains<'TDoc>(tableName, criteria, Sql.existingConnection conn)
 
+    /// Retrieve the first document matching a JSON containment query (@>) ordered by the given fields in the document;
+    /// returns None if not found
+    [<Extension>]
+    static member inline FindFirstByContainsOrdered<'TDoc when 'TDoc: null>(
+            conn, tableName, criteria: obj, orderFields) =
+        WithProps.Find.FirstByContainsOrdered<'TDoc>(tableName, criteria, orderFields, Sql.existingConnection conn)
+
     /// Retrieve the first document matching a JSON Path match query (@?); returns None if not found
     [<Extension>]
     static member inline FindFirstByJsonPath<'TDoc when 'TDoc: null>(conn, tableName, jsonPath) =
         WithProps.Find.FirstByJsonPath<'TDoc>(tableName, jsonPath, Sql.existingConnection conn)
     
+    /// Retrieve the first document matching a JSON Path match query (@?) ordered by the given fields in the document;
+    /// returns None if not found
+    [<Extension>]
+    static member inline FindFirstByJsonPathOrdered<'TDoc when 'TDoc: null>(conn, tableName, jsonPath, orderFields) =
+        WithProps.Find.FirstByJsonPathOrdered<'TDoc>(tableName, jsonPath, orderFields, Sql.existingConnection conn)
+    
     /// Update an entire document by its ID
     [<Extension>]
     static member inline UpdateById(conn, tableName, docId: 'TKey, document: 'TDoc) =
@@ -315,8 +390,8 @@ type NpgsqlConnectionCSharpExtensions =
     
     /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
     [<Extension>]
-    static member inline PatchByField(conn, tableName, field, patch: 'TPatch) =
+    static member inline PatchByFields(conn, tableName, howMatched, fields, patch: 'TPatch) =
-        WithProps.Patch.byField tableName field patch (Sql.existingConnection conn)
+        WithProps.Patch.byFields tableName howMatched fields patch (Sql.existingConnection conn)
     
     /// Patch documents using a JSON containment query in the WHERE clause (@>)
     [<Extension>]
@@ -331,32 +406,32 @@ type NpgsqlConnectionCSharpExtensions =
     /// Remove fields from a document by the document's ID
     [<Extension>]
     static member inline RemoveFieldsById(conn, tableName, docId: 'TKey, fieldNames) =
-        WithProps.RemoveFields.ById(tableName, docId, fieldNames, Sql.existingConnection conn)
+        WithProps.RemoveFields.byId tableName docId fieldNames (Sql.existingConnection conn)
-        
+    
-    /// Remove fields from documents via a comparison on a JSON field in the document
+    /// Remove fields from documents via a comparison on JSON fields in the document
     [<Extension>]
-    static member inline RemoveFieldsByField(conn, tableName, field, fieldNames) =
+    static member inline RemoveFieldsByFields(conn, tableName, howMatched, fields, fieldNames) =
-        WithProps.RemoveFields.ByField(tableName, field, fieldNames, Sql.existingConnection conn)
+        WithProps.RemoveFields.byFields tableName howMatched fields fieldNames (Sql.existingConnection conn)
-        
+    
     /// Remove fields from documents via a JSON containment query (@>)
     [<Extension>]
     static member inline RemoveFieldsByContains(conn, tableName, criteria: 'TContains, fieldNames) =
-        WithProps.RemoveFields.ByContains(tableName, criteria, fieldNames, Sql.existingConnection conn)
+        WithProps.RemoveFields.byContains tableName criteria fieldNames (Sql.existingConnection conn)
-        
+    
     /// Remove fields from documents via a JSON Path match query (@?)
     [<Extension>]
     static member inline RemoveFieldsByJsonPath(conn, tableName, jsonPath, fieldNames) =
-        WithProps.RemoveFields.ByJsonPath(tableName, jsonPath, fieldNames, Sql.existingConnection conn)
+        WithProps.RemoveFields.byJsonPath tableName jsonPath fieldNames (Sql.existingConnection conn)
     
     /// Delete a document by its ID
     [<Extension>]
     static member inline DeleteById(conn, tableName, docId: 'TKey) =
         WithProps.Delete.byId tableName docId (Sql.existingConnection conn)
-
+    
     /// Delete documents by matching a JSON field comparison query (->> =)
     [<Extension>]
-    static member inline DeleteByField(conn, tableName, field) =
+    static member inline DeleteByFields(conn, tableName, howMatched, fields) =
-        WithProps.Delete.byField tableName field (Sql.existingConnection conn)
+        WithProps.Delete.byFields tableName howMatched fields (Sql.existingConnection conn)
     
     /// Delete documents by matching a JSON containment query (@>)
     [<Extension>]

src/Sqlite/BitBadger.Documents.Sqlite.fsproj

@@ -8,6 +8,7 @@
   <ItemGroup>
     <Compile Include="Library.fs" />
     <Compile Include="Extensions.fs" />
+    <Compile Include="Compat.fs" />
     <None Include="README.md" Pack="true" PackagePath="\" />
     <None Include="..\icon.png" Pack="true" PackagePath="\" />
   </ItemGroup>

src/Sqlite/Compat.fs

@@ -0,0 +1,269 @@
+namespace BitBadger.Documents.Sqlite.Compat
+
+open BitBadger.Documents
+open BitBadger.Documents.Sqlite
+
+[<AutoOpen>]
+module Parameters =
+    
+    /// Create a JSON field parameter
+    [<CompiledName "AddField">]
+    [<System.Obsolete "Use addFieldParams (F#) / AddFields (C#) instead ~ will be removed in v4.1">]
+    let addFieldParam name field parameters =
+        addFieldParams [ { field with ParameterName = Some name } ] parameters
+
+    /// Append JSON field name parameters for the given field names to the given parameters
+    [<CompiledName "FieldName">]
+    [<System.Obsolete "Use fieldNameParams (F#) / FieldNames (C#) instead ~ will be removed in v4.1">]
+    let fieldNameParam fieldNames =
+        fieldNameParams fieldNames
+
+
+[<RequireQualifiedAccess>]
+module Query =
+    
+    /// Create a WHERE clause fragment to implement a comparison on a field in a JSON document
+    [<CompiledName "WhereByField">]
+    [<System.Obsolete "Use WhereByFields instead ~ will be removed in v4.1">]
+    let whereByField field paramName =
+        Query.whereByFields Any [ { field with ParameterName = Some paramName } ]
+
+
+module WithConn =
+    
+    [<RequireQualifiedAccess>]
+    module Count =
+        
+        /// Count matching documents using a JSON field comparison (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field conn =
+            WithConn.Count.byFields tableName Any [ field ] conn
+    
+    [<RequireQualifiedAccess>]
+    module Exists =
+        
+        /// Determine if a document exists using a JSON field comparison (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field conn =
+            WithConn.Exists.byFields tableName Any [ field ] conn
+    
+    [<RequireQualifiedAccess>]
+    module Find =
+        
+        /// Retrieve documents matching a JSON field comparison (->> =)
+        [<CompiledName "FSharpByField">]
+        [<System.Obsolete "Use byFields instead ~ will be removed in v4.1">]
+        let byField<'TDoc> tableName field conn =
+            WithConn.Find.byFields<'TDoc> tableName Any [ field ] conn
+        
+        /// Retrieve documents matching a JSON field comparison (->> =)
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let ByField<'TDoc>(tableName, field, conn) =
+            WithConn.Find.ByFields<'TDoc>(tableName, Any, Seq.singleton field, conn)
+        
+        /// Retrieve the first document matching a JSON field comparison (->> =); returns None if not found
+        [<CompiledName "FSharpFirstByField">]
+        [<System.Obsolete "Use firstByFields instead ~ will be removed in v4.1">]
+        let firstByField<'TDoc> tableName field conn =
+            WithConn.Find.firstByFields<'TDoc> tableName Any [ field ] conn
+        
+        /// Retrieve the first document matching a JSON field comparison (->> =); returns null if not found
+        [<System.Obsolete "Use FirstByFields instead ~ will be removed in v4.1">]
+        let FirstByField<'TDoc when 'TDoc: null>(tableName, field, conn) =
+            WithConn.Find.FirstByFields<'TDoc>(tableName, Any, Seq.singleton field, conn)
+    
+    [<RequireQualifiedAccess>]
+    module Patch =
+        
+        /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field (patch: 'TPatch) conn =
+            WithConn.Patch.byFields tableName Any [ field ] patch conn
+    
+    [<RequireQualifiedAccess>]
+    module RemoveFields =
+        
+        /// Remove fields from documents via a comparison on a JSON field in the document
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field fieldNames conn =
+            WithConn.RemoveFields.byFields tableName Any [ field ] fieldNames conn
+    
+    [<RequireQualifiedAccess>]
+    module Delete =
+        
+        /// Delete documents by matching a JSON field comparison query (->> =)
+        [<CompiledName "ByField">]
+        [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+        let byField tableName field conn =
+            WithConn.Delete.byFields tableName Any [ field ] conn
+
+
+[<RequireQualifiedAccess>]
+module Count =
+    
+    /// Count matching documents using a JSON field comparison (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field =
+        Count.byFields tableName Any [ field ]
+
+
+[<RequireQualifiedAccess>]
+module Exists =
+    
+    /// Determine if a document exists using a JSON field comparison (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field =
+        Exists.byFields tableName Any [ field ]
+
+
+[<RequireQualifiedAccess>]
+module Find =
+    
+    /// Retrieve documents matching a JSON field comparison (->> =)
+    [<CompiledName "FSharpByField">]
+    [<System.Obsolete "Use byFields instead ~ will be removed in v4.1">]
+    let byField<'TDoc> tableName field =
+        Find.byFields<'TDoc> tableName Any [ field ]
+    
+    /// Retrieve documents matching a JSON field comparison (->> =)
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let ByField<'TDoc>(tableName, field) =
+        Find.ByFields<'TDoc>(tableName, Any, Seq.singleton field)
+    
+    /// Retrieve the first document matching a JSON field comparison (->> =); returns None if not found
+    [<CompiledName "FSharpFirstByField">]
+    [<System.Obsolete "Use firstByFields instead ~ will be removed in v4.1">]
+    let firstByField<'TDoc> tableName field =
+        Find.firstByFields<'TDoc> tableName Any [ field ]
+    
+    /// Retrieve the first document matching a JSON field comparison (->> =); returns null if not found
+    [<System.Obsolete "Use FirstByFields instead ~ will be removed in v4.1">]
+    let FirstByField<'TDoc when 'TDoc: null>(tableName, field) =
+        Find.FirstByFields<'TDoc>(tableName, Any, Seq.singleton field)
+
+
+[<RequireQualifiedAccess>]
+module Patch =
+    
+    /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field (patch: 'TPatch) =
+        Patch.byFields tableName Any [ field ] patch
+
+
+[<RequireQualifiedAccess>]
+module RemoveFields =
+    
+    /// Remove fields from documents via a comparison on a JSON field in the document
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field fieldNames =
+        RemoveFields.byFields tableName Any [ field ] fieldNames
+
+
+[<RequireQualifiedAccess>]
+module Delete =
+    
+    /// Delete documents by matching a JSON field comparison query (->> =)
+    [<CompiledName "ByField">]
+    [<System.Obsolete "Use ByFields instead ~ will be removed in v4.1">]
+    let byField tableName field =
+        Delete.byFields tableName Any [ field ]
+
+
+open Microsoft.Data.Sqlite
+
+/// F# Extensions for the NpgsqlConnection type
+[<AutoOpen>]
+module Extensions =
+    
+    type SqliteConnection with
+        
+        /// Count matching documents using a JSON field comparison query (->> =)
+        [<System.Obsolete "Use countByFields instead ~ will be removed in v4.1">]
+        member conn.countByField tableName field =
+            conn.countByFields tableName Any [ field ]
+        
+        /// Determine if documents exist using a JSON field comparison query (->> =)
+        [<System.Obsolete "Use existsByFields instead ~ will be removed in v4.1">]
+        member conn.existsByField tableName field =
+            conn.existsByFields tableName Any [ field ]
+        
+        /// Retrieve documents matching a JSON field comparison query (->> =)
+        [<System.Obsolete "Use findByFields instead ~ will be removed in v4.1">]
+        member conn.findByField<'TDoc> tableName field =
+            conn.findByFields<'TDoc> tableName Any [ field ]
+        
+        /// Retrieve the first document matching a JSON field comparison query (->> =); returns None if not found
+        [<System.Obsolete "Use findFirstByFields instead ~ will be removed in v4.1">]
+        member conn.findFirstByField<'TDoc> tableName field =
+            conn.findFirstByFields<'TDoc> tableName Any [ field ]
+        
+        /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+        [<System.Obsolete "Use patchByFields instead ~ will be removed in v4.1">]
+        member conn.patchByField tableName field (patch: 'TPatch) =
+            conn.patchByFields tableName Any [ field ] patch
+        
+        /// Remove fields from documents via a comparison on a JSON field in the document
+        [<System.Obsolete "Use removeFieldsByFields instead ~ will be removed in v4.1">]
+        member conn.removeFieldsByField tableName field fieldNames =
+            conn.removeFieldsByFields tableName Any [ field ] fieldNames
+        
+        /// Delete documents by matching a JSON field comparison query (->> =)
+        [<System.Obsolete "Use deleteByFields instead ~ will be removed in v4.1">]
+        member conn.deleteByField tableName field =
+            conn.deleteByFields tableName Any [ field ]
+
+
+open System.Runtime.CompilerServices
+
+type SqliteConnectionCSharpCompatExtensions =
+    
+    /// Count matching documents using a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use CountByFields instead ~ will be removed in v4.1">]
+    static member inline CountByField(conn, tableName, field) =
+        WithConn.Count.byFields tableName Any [ field ] conn
+    
+    /// Determine if documents exist using a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use ExistsByFields instead ~ will be removed in v4.1">]
+    static member inline ExistsByField(conn, tableName, field) =
+        WithConn.Exists.byFields tableName Any [ field ] conn
+    
+    /// Retrieve documents matching a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use FindByFields instead ~ will be removed in v4.1">]
+    static member inline FindByField<'TDoc>(conn, tableName, field) =
+        WithConn.Find.ByFields<'TDoc>(tableName, Any, [ field ], conn)
+    
+    /// Retrieve the first document matching a JSON field comparison query (->> =); returns null if not found
+    [<Extension>]
+    [<System.Obsolete "Use FindFirstByFields instead ~ will be removed in v4.1">]
+    static member inline FindFirstByField<'TDoc when 'TDoc: null>(conn, tableName, field) =
+        WithConn.Find.FirstByFields<'TDoc>(tableName, Any, [ field ], conn)
+    
+    /// Patch documents using a JSON field comparison query in the WHERE clause (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use PatchByFields instead ~ will be removed in v4.1">]
+    static member inline PatchByField(conn, tableName, field, patch: 'TPatch) =
+        WithConn.Patch.byFields tableName Any [ field ] patch conn
+    
+    /// Remove fields from documents via a comparison on a JSON field in the document
+    [<Extension>]
+    [<System.Obsolete "Use RemoveFieldsByFields instead ~ will be removed in v4.1">]
+    static member inline RemoveFieldsByField(conn, tableName, field, fieldNames) =
+        WithConn.RemoveFields.byFields tableName Any [ field ] fieldNames conn
+    
+    /// Delete documents by matching a JSON field comparison query (->> =)
+    [<Extension>]
+    [<System.Obsolete "Use DeleteByFields instead ~ will be removed in v4.1">]
+    static member inline DeleteByField(conn, tableName, field) =
+        WithConn.Delete.byFields tableName Any [ field ] conn

src/Sqlite/Extensions.fs

@@ -1,5 +1,6 @@
 namespace BitBadger.Documents.Sqlite
 
+open BitBadger.Documents
 open Microsoft.Data.Sqlite
 
 /// F# extensions for the SqliteConnection type
@@ -34,44 +35,57 @@ module Extensions =
         
         /// Insert a new document
         member conn.insert<'TDoc> tableName (document: 'TDoc) =
-            WithConn.insert<'TDoc> tableName document conn
+            WithConn.Document.insert<'TDoc> tableName document conn
 
         /// Save a document, inserting it if it does not exist and updating it if it does (AKA "upsert")
         member conn.save<'TDoc> tableName (document: 'TDoc) =
-            WithConn.save tableName document conn
+            WithConn.Document.save tableName document conn
 
         /// Count all documents in a table
         member conn.countAll tableName =
             WithConn.Count.all tableName conn
         
-        /// Count matching documents using a comparison on a JSON field
+        /// Count matching documents using a comparison on JSON fields
-        member conn.countByField tableName field =
+        member conn.countByFields tableName howMatched fields =
-            WithConn.Count.byField tableName field conn
+            WithConn.Count.byFields tableName howMatched fields conn
         
         /// Determine if a document exists for the given ID
         member conn.existsById tableName (docId: 'TKey) =
             WithConn.Exists.byId tableName docId conn
 
-        /// Determine if a document exists using a comparison on a JSON field
+        /// Determine if a document exists using a comparison on JSON fields
-        member conn.existsByField tableName field =
+        member conn.existsByFields tableName howMatched fields =
-            WithConn.Exists.byField tableName field conn
+            WithConn.Exists.byFields tableName howMatched fields conn
-
+        
         /// Retrieve all documents in the given table
         member conn.findAll<'TDoc> tableName =
             WithConn.Find.all<'TDoc> tableName conn
 
+        /// Retrieve all documents in the given table ordered by the given fields in the document
+        member conn.findAllOrdered<'TDoc> tableName orderFields =
+            WithConn.Find.allOrdered<'TDoc> tableName orderFields conn
+
         /// Retrieve a document by its ID
         member conn.findById<'TKey, 'TDoc> tableName (docId: 'TKey) =
             WithConn.Find.byId<'TKey, 'TDoc> tableName docId conn
-
+        
-        /// Retrieve documents via a comparison on a JSON field
+        /// Retrieve documents via a comparison on JSON fields
-        member conn.findByField<'TDoc> tableName field =
+        member conn.findByFields<'TDoc> tableName howMatched fields =
-            WithConn.Find.byField<'TDoc> tableName field conn
+            WithConn.Find.byFields<'TDoc> tableName howMatched fields conn
-
+        
-        /// Retrieve documents via a comparison on a JSON field, returning only the first result
+        /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document
-        member conn.findFirstByField<'TDoc> tableName field =
+        member conn.findByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields =
-            WithConn.Find.firstByField<'TDoc> tableName field conn
+            WithConn.Find.byFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields conn
-
+        
+        /// Retrieve documents via a comparison on JSON fields, returning only the first result
+        member conn.findFirstByFields<'TDoc> tableName howMatched fields =
+            WithConn.Find.firstByFields<'TDoc> tableName howMatched fields conn
+        
+        /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document, returning
+        /// only the first result
+        member conn.findFirstByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields =
+            WithConn.Find.firstByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields conn
+        
         /// Update an entire document by its ID
         member conn.updateById tableName (docId: 'TKey) (document: 'TDoc) =
             WithConn.Update.byId tableName docId document conn
@@ -84,25 +98,25 @@ module Extensions =
         member conn.patchById tableName (docId: 'TKey) (patch: 'TPatch) =
             WithConn.Patch.byId tableName docId patch conn
         
-        /// Patch documents using a comparison on a JSON field
+        /// Patch documents using a comparison on JSON fields
-        member conn.patchByField tableName field (patch: 'TPatch) =
+        member conn.patchByFields tableName howMatched fields (patch: 'TPatch) =
-            WithConn.Patch.byField tableName field patch conn
+            WithConn.Patch.byFields tableName howMatched fields patch conn
-
+        
         /// Remove fields from a document by the document's ID
         member conn.removeFieldsById tableName (docId: 'TKey) fieldNames =
             WithConn.RemoveFields.byId tableName docId fieldNames conn
         
-        /// Remove a field from a document via a comparison on a JSON field in the document
+        /// Remove a field from a document via a comparison on JSON fields in the document
-        member conn.removeFieldsByField tableName field fieldNames =
+        member conn.removeFieldsByFields tableName howMatched fields fieldNames =
-            WithConn.RemoveFields.byField tableName field fieldNames conn
+            WithConn.RemoveFields.byFields tableName howMatched fields fieldNames conn
         
         /// Delete a document by its ID
         member conn.deleteById tableName (docId: 'TKey) =
             WithConn.Delete.byId tableName docId conn
 
-        /// Delete documents by matching a comparison on a JSON field
+        /// Delete documents by matching a comparison on JSON fields
-        member conn.deleteByField tableName field =
+        member conn.deleteByFields tableName howMatched fields =
-            WithConn.Delete.byField tableName field conn
+            WithConn.Delete.byFields tableName howMatched fields conn
 
 
 open System.Runtime.CompilerServices
@@ -145,53 +159,70 @@ type SqliteConnectionCSharpExtensions =
     /// Insert a new document
     [<Extension>]
     static member inline Insert<'TDoc>(conn, tableName, document: 'TDoc) =
-        WithConn.insert<'TDoc> tableName document conn
+        WithConn.Document.insert<'TDoc> tableName document conn
 
     /// Save a document, inserting it if it does not exist and updating it if it does (AKA "upsert")
     [<Extension>]
     static member inline Save<'TDoc>(conn, tableName, document: 'TDoc) =
-        WithConn.save<'TDoc> tableName document conn
+        WithConn.Document.save<'TDoc> tableName document conn
 
     /// Count all documents in a table
     [<Extension>]
     static member inline CountAll(conn, tableName) =
         WithConn.Count.all tableName conn
     
-    /// Count matching documents using a comparison on a JSON field
+    /// Count matching documents using a comparison on JSON fields
     [<Extension>]
-    static member inline CountByField(conn, tableName, field) =
+    static member inline CountByFields(conn, tableName, howMatched, fields) =
-        WithConn.Count.byField tableName field conn
+        WithConn.Count.byFields tableName howMatched fields conn
-
+    
     /// Determine if a document exists for the given ID
     [<Extension>]
     static member inline ExistsById<'TKey>(conn, tableName, docId: 'TKey) =
         WithConn.Exists.byId tableName docId conn
 
-    /// Determine if a document exists using a comparison on a JSON field
+    /// Determine if a document exists using a comparison on JSON fields
     [<Extension>]
-    static member inline ExistsByField(conn, tableName, field) =
+    static member inline ExistsByFields(conn, tableName, howMatched, fields) =
-        WithConn.Exists.byField tableName field conn
+        WithConn.Exists.byFields tableName howMatched fields conn
     
     /// Retrieve all documents in the given table
     [<Extension>]
     static member inline FindAll<'TDoc>(conn, tableName) =
         WithConn.Find.All<'TDoc>(tableName, conn)
 
+    /// Retrieve all documents in the given table ordered by the given fields in the document
+    [<Extension>]
+    static member inline FindAllOrdered<'TDoc>(conn, tableName, orderFields) =
+        WithConn.Find.AllOrdered<'TDoc>(tableName, orderFields, conn)
+
     /// Retrieve a document by its ID
     [<Extension>]
     static member inline FindById<'TKey, 'TDoc when 'TDoc: null>(conn, tableName, docId: 'TKey) =
         WithConn.Find.ById<'TKey, 'TDoc>(tableName, docId, conn)
 
-    /// Retrieve documents via a comparison on a JSON field
+    /// Retrieve documents via a comparison on JSON fields
     [<Extension>]
-    static member inline FindByField<'TDoc>(conn, tableName, field) =
+    static member inline FindByFields<'TDoc>(conn, tableName, howMatched, fields) =
-        WithConn.Find.ByField<'TDoc>(tableName, field, conn)
+        WithConn.Find.ByFields<'TDoc>(tableName, howMatched, fields, conn)
-
+    
-    /// Retrieve documents via a comparison on a JSON field, returning only the first result
+    /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document
     [<Extension>]
-    static member inline FindFirstByField<'TDoc when 'TDoc: null>(conn, tableName, field) =
+    static member inline FindByFieldsOrdered<'TDoc>(conn, tableName, howMatched, queryFields, orderFields) =
-        WithConn.Find.FirstByField<'TDoc>(tableName, field, conn)
+        WithConn.Find.ByFieldsOrdered<'TDoc>(tableName, howMatched, queryFields, orderFields, conn)
-
+    
+    /// Retrieve documents via a comparison on JSON fields, returning only the first result
+    [<Extension>]
+    static member inline FindFirstByFields<'TDoc when 'TDoc: null>(conn, tableName, howMatched, fields) =
+        WithConn.Find.FirstByFields<'TDoc>(tableName, howMatched, fields, conn)
+    
+    /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document, returning only
+    /// the first result
+    [<Extension>]
+    static member inline FindFirstByFieldsOrdered<'TDoc when 'TDoc: null>(
+            conn, tableName, howMatched, queryFields, orderFields) =
+        WithConn.Find.FirstByFieldsOrdered<'TDoc>(tableName, howMatched, queryFields, orderFields, conn)
+    
     /// Update an entire document by its ID
     [<Extension>]
     static member inline UpdateById<'TKey, 'TDoc>(conn, tableName, docId: 'TKey, document: 'TDoc) =
@@ -207,27 +238,33 @@ type SqliteConnectionCSharpExtensions =
     static member inline PatchById<'TKey, 'TPatch>(conn, tableName, docId: 'TKey, patch: 'TPatch) =
         WithConn.Patch.byId tableName docId patch conn
     
-    /// Patch documents using a comparison on a JSON field
+    /// Patch documents using a comparison on JSON fields
     [<Extension>]
-    static member inline PatchByField<'TPatch>(conn, tableName, field, patch: 'TPatch) =
+    static member inline PatchByFields<'TPatch>(conn, tableName, howMatched, fields, patch: 'TPatch) =
-        WithConn.Patch.byField tableName field patch conn
+        WithConn.Patch.byFields tableName howMatched fields patch conn
-
+    
     /// Remove fields from a document by the document's ID
     [<Extension>]
     static member inline RemoveFieldsById<'TKey>(conn, tableName, docId: 'TKey, fieldNames) =
-        WithConn.RemoveFields.ById(tableName, docId, fieldNames, conn)
+        WithConn.RemoveFields.byId tableName docId fieldNames conn
-        
+    
-    /// Remove fields from documents via a comparison on a JSON field in the document
+    /// Remove fields from documents via a comparison on JSON fields in the document
     [<Extension>]
-    static member inline RemoveFieldsByField(conn, tableName, field, fieldNames) =
+    static member inline RemoveFieldsByFields(conn, tableName, howMatched, fields, fieldNames) =
-        WithConn.RemoveFields.ByField(tableName, field, fieldNames, conn)
+        WithConn.RemoveFields.byFields tableName howMatched fields fieldNames conn
     
     /// Delete a document by its ID
     [<Extension>]
     static member inline DeleteById<'TKey>(conn, tableName, docId: 'TKey) =
         WithConn.Delete.byId tableName docId conn
-
+    
+    /// Delete documents by matching a comparison on JSON fields
+    [<Extension>]
+    static member inline DeleteByFields(conn, tableName, howMatched, fields) =
+        WithConn.Delete.byFields tableName howMatched fields conn
+    
     /// Delete documents by matching a comparison on a JSON field
     [<Extension>]
+    [<System.Obsolete "Use DeleteByFields instead; will be removed in v4">]
     static member inline DeleteByField(conn, tableName, field) =
-        WithConn.Delete.byField tableName field conn
+        conn.DeleteByFields(tableName, Any, [ field ])

src/Sqlite/Library.fs

@@ -31,20 +31,47 @@ module Configuration =
 [<RequireQualifiedAccess>]
 module Query =
     
-    /// Create a WHERE clause fragment to implement a comparison on a field in a JSON document
+    /// Create a WHERE clause fragment to implement a comparison on fields in a JSON document
-    [<CompiledName "WhereByField">]
+    [<CompiledName "WhereByFields">]
-    let whereByField field paramName =
+    let whereByFields (howMatched: FieldMatch) fields =
-        let theRest =
+        let name = ParameterName()
-            match field.Op with
+        fields
-            | EX | NEX -> ""
+        |> Seq.map (fun it ->
-            | BT -> $" {paramName}min AND {paramName}max"
+            match it.Op with
-            | _ -> $" %s{paramName}"
+            | EX | NEX -> $"{it.Path SQLite} {it.Op}"
-        $"data->>'{field.Name}' {field.Op}{theRest}"
+            | BT ->
-    
+                let p = name.Derive it.ParameterName
+                $"{it.Path SQLite} {it.Op} {p}min AND {p}max"
+            | _ -> $"{it.Path SQLite} {it.Op} {name.Derive it.ParameterName}")
+        |> String.concat $" {howMatched} "
+
     /// Create a WHERE clause fragment to implement an ID-based query
     [<CompiledName "WhereById">]
     let whereById paramName =
-        whereByField (Field.EQ (Configuration.idField ()) 0) paramName
+        whereByFields Any [ { Field.EQ (Configuration.idField ()) 0 with ParameterName = Some paramName } ]
+    
+    /// Create an UPDATE statement to patch documents
+    [<CompiledName "Patch">]
+    let patch tableName =
+        $"UPDATE %s{tableName} SET data = json_patch(data, json(@data))"
+    
+    /// Create an UPDATE statement to remove fields from documents
+    [<CompiledName "RemoveFields">]
+    let removeFields tableName (parameters: SqliteParameter seq) =
+        let paramNames = parameters |> Seq.map _.ParameterName |> String.concat ", "
+        $"UPDATE %s{tableName} SET data = json_remove(data, {paramNames})"
+    
+    /// Create a query by a document's ID
+    [<CompiledName "ById">]
+    let byId<'TKey> statement (docId: 'TKey) =
+        Query.statementWhere
+            statement
+            (whereByFields Any [ { Field.EQ (Configuration.idField ()) docId with ParameterName = Some "@id" } ])
+    
+    /// Create a query on JSON fields
+    [<CompiledName "ByFields">]
+    let byFields statement howMatched fields =
+        Query.statementWhere statement (whereByFields howMatched fields)
     
     /// Data definition
     module Definition =
@@ -53,107 +80,7 @@ module Query =
         [<CompiledName "EnsureTable">]
         let ensureTable name =
             Query.Definition.ensureTableFor name "TEXT"
-    
-    /// Query to update a document
-    [<CompiledName "Update">]
-    let update tableName =
-        $"""UPDATE %s{tableName} SET data = @data WHERE {whereById "@id"}"""
 
-    /// Queries for counting documents
-    module Count =
-        
-        /// Query to count all documents in a table
-        [<CompiledName "All">]
-        let all tableName =
-            $"SELECT COUNT(*) AS it FROM %s{tableName}"
-        
-        /// Query to count matching documents using a text comparison on a JSON field
-        [<CompiledName "ByField">]
-        let byField tableName field =
-            $"""SELECT COUNT(*) AS it FROM %s{tableName} WHERE {whereByField field "@field"}"""
-        
-    /// Queries for determining document existence
-    module Exists =
-
-        /// Query to determine if a document exists for the given ID
-        [<CompiledName "ById">]
-        let byId tableName =
-            $"""SELECT EXISTS (SELECT 1 FROM %s{tableName} WHERE {whereById "@id"}) AS it"""
-
-        /// Query to determine if documents exist using a comparison on a JSON field
-        [<CompiledName "ByField">]
-        let byField tableName field =
-            $"""SELECT EXISTS (SELECT 1 FROM %s{tableName} WHERE {whereByField field "@field"}) AS it"""
-        
-    /// Queries for retrieving documents
-    module Find =
-
-        /// Query to retrieve a document by its ID
-        [<CompiledName "ById">]
-        let byId tableName =
-            $"""{Query.selectFromTable tableName} WHERE {whereById "@id"}"""
-        
-        /// Query to retrieve documents using a comparison on a JSON field
-        [<CompiledName "ByField">]
-        let byField tableName field =
-            $"""{Query.selectFromTable tableName} WHERE {whereByField field "@field"}"""
-        
-    /// Document patching (partial update) queries
-    module Patch =
-        
-        /// Create an UPDATE statement to patch documents
-        let internal update tableName whereClause =
-            $"UPDATE %s{tableName} SET data = json_patch(data, json(@data)) WHERE %s{whereClause}"
-        
-        /// Query to patch (partially update) a document by its ID
-        [<CompiledName "ById">]
-        let byId tableName =
-            whereById "@id" |> update tableName
-            
-        /// Query to patch (partially update) a document via a comparison on a JSON field
-        [<CompiledName "ByField">]
-        let byField tableName field =
-            whereByField field "@field" |> update tableName
-    
-    /// Queries to remove fields from documents
-    module RemoveFields =
-        
-        /// Create an UPDATE statement to remove parameters
-        let internal update tableName (parameters: SqliteParameter list) whereClause =
-            let paramNames = parameters |> List.map _.ParameterName |> String.concat ", "
-            $"UPDATE %s{tableName} SET data = json_remove(data, {paramNames}) WHERE {whereClause}"
-            
-        /// Query to remove fields from a document by the document's ID
-        [<CompiledName "FSharpById">]
-        let byId tableName parameters =
-            whereById "@id" |> update tableName parameters
-        
-        /// Query to remove fields from a document by the document's ID
-        let ById(tableName, parameters) =
-            byId tableName (List.ofSeq parameters)
-        
-        /// Query to remove fields from documents via a comparison on a JSON field within the document
-        [<CompiledName "FSharpByField">]
-        let byField tableName field parameters =
-            whereByField field "@field" |> update tableName parameters
-        
-        /// Query to remove fields from documents via a comparison on a JSON field within the document
-        let ByField(tableName, field, parameters) =
-            byField tableName field (List.ofSeq parameters)
-
-    /// Queries to delete documents
-    module Delete =
-        
-        /// Query to delete a document by its ID
-        [<CompiledName "ById">]
-        let byId tableName =
-            $"""DELETE FROM %s{tableName} WHERE {whereById "@id"}"""
-
-        /// Query to delete documents using a comparison on a JSON field
-        [<CompiledName "ByField">]
-        let byField tableName field =
-            $"""DELETE FROM %s{tableName} WHERE {whereByField field "@field"}"""
-        
 
 /// Parameter handling helpers
 [<AutoOpen>]
@@ -169,39 +96,39 @@ module Parameters =
     let jsonParam name (it: 'TJson) =
         SqliteParameter(name, Configuration.serializer().Serialize it)
 
+    /// Create JSON field parameters
+    [<CompiledName "AddFields">]
+    let addFieldParams fields parameters =
+        let name = ParameterName()
+        fields
+        |> Seq.map (fun it ->
+            seq {
+                match it.Op with
+                | EX | NEX -> ()
+                | BT ->
+                    let p      = name.Derive it.ParameterName
+                    let values = it.Value :?> obj list
+                    yield SqliteParameter($"{p}min", List.head values)
+                    yield SqliteParameter($"{p}max", List.last values)
+                | _ -> yield SqliteParameter(name.Derive it.ParameterName, it.Value) })
+        |> Seq.collect id
+        |> Seq.append parameters
+        |> Seq.toList
+        |> Seq.ofList
+
     /// Create a JSON field parameter (name "@field")
-    [<CompiledName "FSharpAddField">]
+    [<CompiledName "AddField">]
+    [<System.Obsolete "Use addFieldParams instead; will be removed in v4">]
     let addFieldParam name field parameters =
-        match field.Op with
+        addFieldParams [ { field with ParameterName = Some name } ] parameters
-        | EX | NEX -> parameters
-        | BT ->
-            let values = field.Value :?> obj list
-            SqliteParameter($"{name}min", values[0]) :: SqliteParameter($"{name}max", values[1]) :: parameters
-        | _ -> SqliteParameter(name, field.Value) :: parameters
     
-    /// Create a JSON field parameter (name "@field")
-    let AddField(name, field, parameters) =
-        match field.Op with
-        | EX | NEX -> parameters
-        | BT ->
-            let values = field.Value :?> obj list
-            // let min = SqliteParameter($"{name}min", SqliteType.Integer)
-            // min.Value <- values[0]
-            // let max = SqliteParameter($"{name}max", SqliteType.Integer)
-            // max.Value <- values[1]
-            [ SqliteParameter($"{name}min", values[0]); SqliteParameter($"{name}max", values[1]) ]
-            // [min; max]
-            |> Seq.append parameters
-        | _ -> SqliteParameter(name, field.Value) |> Seq.singleton |> Seq.append parameters
-
     /// Append JSON field name parameters for the given field names to the given parameters
-    [<CompiledName "FSharpFieldNames">]
+    [<CompiledName "FieldNames">]
-    let fieldNameParams paramName (fieldNames: string list) =
+    let fieldNameParams paramName fieldNames =
-        fieldNames |> List.mapi (fun idx name -> SqliteParameter($"%s{paramName}{idx}", $"$.{name}"))
+        fieldNames
-
+        |> Seq.mapi (fun idx name -> SqliteParameter($"%s{paramName}{idx}", $"$.%s{name}"))
-    /// Append JSON field name parameters for the given field names to the given parameters
+        |> Seq.toList
-    let FieldNames(paramName, fieldNames: string seq) =
+        |> Seq.ofList
-        fieldNames |> Seq.mapi (fun idx name -> SqliteParameter($"%s{paramName}{idx}", $"$.{name}"))
 
     /// An empty parameter sequence
     [<CompiledName "None">]
@@ -323,23 +250,42 @@ module WithConn =
         [<CompiledName "EnsureTable">]
         let ensureTable name conn = backgroundTask {
             do! Custom.nonQuery (Query.Definition.ensureTable name) [] conn
-            do! Custom.nonQuery (Query.Definition.ensureKey name)   [] conn
+            do! Custom.nonQuery (Query.Definition.ensureKey name SQLite) [] conn
         }
         
         /// Create an index on a document table
         [<CompiledName "EnsureFieldIndex">]
         let ensureFieldIndex tableName indexName fields conn =
-            Custom.nonQuery (Query.Definition.ensureIndexOn tableName indexName fields) [] conn
+            Custom.nonQuery (Query.Definition.ensureIndexOn tableName indexName fields SQLite) [] conn
 
-    /// Insert a new document
+    /// Commands to add documents
-    [<CompiledName "Insert">]
+    [<AutoOpen>]
-    let insert<'TDoc> tableName (document: 'TDoc) conn =
+    module Document =
-        Custom.nonQuery (Query.insert tableName) [ jsonParam "@data" document ] conn
+        
-
+        /// Insert a new document
-    /// Save a document, inserting it if it does not exist and updating it if it does (AKA "upsert")
+        [<CompiledName "Insert">]
-    [<CompiledName "Save">]
+        let insert<'TDoc> tableName (document: 'TDoc) conn =
-    let save<'TDoc> tableName (document: 'TDoc) conn =
+            let query =
-        Custom.nonQuery (Query.save tableName) [ jsonParam "@data" document ] conn
+                match Configuration.autoIdStrategy () with 
+                | Disabled -> Query.insert tableName
+                | strategy ->
+                    let idField   = Configuration.idField ()
+                    let dataParam =
+                        if AutoId.NeedsAutoId strategy document idField then
+                            match strategy with
+                            | Number -> $"(SELECT coalesce(max(data->>'{idField}'), 0) + 1 FROM {tableName})"
+                            | Guid -> $"'{AutoId.GenerateGuid()}'"
+                            | RandomString -> $"'{AutoId.GenerateRandomString(Configuration.idStringLength ())}'"
+                            | Disabled -> "@data"
+                            |> function it -> $"json_set(@data, '$.{idField}', {it})"
+                        else "@data"
+                    (Query.insert tableName).Replace("@data", dataParam)
+            Custom.nonQuery query [ jsonParam "@data" document ] conn
+        
+        /// Save a document, inserting it if it does not exist and updating it if it does (AKA "upsert")
+        [<CompiledName "Save">]
+        let save<'TDoc> tableName (document: 'TDoc) conn =
+            Custom.nonQuery (Query.save tableName) [ jsonParam "@data" document ] conn
 
     /// Commands to count documents
     [<RequireQualifiedAccess>]
@@ -348,12 +294,13 @@ module WithConn =
         /// Count all documents in a table
         [<CompiledName "All">]
         let all tableName conn =
-            Custom.scalar (Query.Count.all tableName) [] toCount conn
+            Custom.scalar (Query.count tableName) [] toCount conn
         
-        /// Count matching documents using a comparison on a JSON field
+        /// Count matching documents using a comparison on JSON fields
-        [<CompiledName "ByField">]
+        [<CompiledName "ByFields">]
-        let byField tableName field conn =
+        let byFields tableName howMatched fields conn =
-            Custom.scalar (Query.Count.byField tableName field) (addFieldParam "@field" field []) toCount conn
+            Custom.scalar
+                (Query.byFields (Query.count tableName) howMatched fields) (addFieldParams fields []) toCount conn
 
     /// Commands to determine if documents exist
     [<RequireQualifiedAccess>]
@@ -362,12 +309,16 @@ module WithConn =
         /// Determine if a document exists for the given ID
         [<CompiledName "ById">]
         let byId tableName (docId: 'TKey) conn =
-            Custom.scalar (Query.Exists.byId tableName) [ idParam docId ] toExists conn
+            Custom.scalar (Query.exists tableName (Query.whereById "@id")) [ idParam docId ] toExists conn
-
+        
-        /// Determine if a document exists using a comparison on a JSON field
+        /// Determine if a document exists using a comparison on JSON fields
-        [<CompiledName "ByField">]
+        [<CompiledName "ByFields">]
-        let byField tableName field conn =
+        let byFields tableName howMatched fields conn =
-            Custom.scalar (Query.Exists.byField tableName field) (addFieldParam "@field" field []) toExists conn
+            Custom.scalar
+                (Query.exists tableName (Query.whereByFields howMatched fields))
+                (addFieldParams fields [])
+                toExists
+                conn
     
     /// Commands to retrieve documents
     [<RequireQualifiedAccess>]
@@ -376,42 +327,99 @@ module WithConn =
         /// Retrieve all documents in the given table
         [<CompiledName "FSharpAll">]
         let all<'TDoc> tableName conn =
-            Custom.list<'TDoc> (Query.selectFromTable tableName) [] fromData<'TDoc> conn
+            Custom.list<'TDoc> (Query.find tableName) [] fromData<'TDoc> conn
 
         /// Retrieve all documents in the given table
         let All<'TDoc>(tableName, conn) =
-            Custom.List(Query.selectFromTable tableName, [], fromData<'TDoc>, conn)
+            Custom.List(Query.find tableName, [], fromData<'TDoc>, conn)
+
+        /// Retrieve all documents in the given table ordered by the given fields in the document
+        [<CompiledName "FSharpAllOrdered">]
+        let allOrdered<'TDoc> tableName orderFields conn =
+            Custom.list<'TDoc> (Query.find tableName + Query.orderBy orderFields SQLite) [] fromData<'TDoc> conn
+
+        /// Retrieve all documents in the given table ordered by the given fields in the document
+        let AllOrdered<'TDoc>(tableName, orderFields, conn) =
+            Custom.List(Query.find tableName + Query.orderBy orderFields SQLite, [], fromData<'TDoc>, conn)
 
         /// Retrieve a document by its ID (returns None if not found)
         [<CompiledName "FSharpById">]
         let byId<'TKey, 'TDoc> tableName (docId: 'TKey) conn =
-            Custom.single<'TDoc> (Query.Find.byId tableName) [ idParam docId ] fromData<'TDoc> conn
+            Custom.single<'TDoc> (Query.byId (Query.find tableName) docId) [ idParam docId ] fromData<'TDoc> conn
 
         /// Retrieve a document by its ID (returns null if not found)
         let ById<'TKey, 'TDoc when 'TDoc: null>(tableName, docId: 'TKey, conn) =
-            Custom.Single<'TDoc>(Query.Find.byId tableName, [ idParam docId ], fromData<'TDoc>, conn)
+            Custom.Single<'TDoc>(Query.byId (Query.find tableName) docId, [ idParam docId ], fromData<'TDoc>, conn)
-
+        
-        /// Retrieve documents via a comparison on a JSON field
+        /// Retrieve documents via a comparison on JSON fields
-        [<CompiledName "FSharpByField">]
+        [<CompiledName "FSharpByFields">]
-        let byField<'TDoc> tableName field conn =
+        let byFields<'TDoc> tableName howMatched fields conn =
             Custom.list<'TDoc>
-                (Query.Find.byField tableName field) (addFieldParam "@field" field []) fromData<'TDoc> conn 
+                (Query.byFields (Query.find tableName) howMatched fields)
+                (addFieldParams fields [])
+                fromData<'TDoc>
+                conn 
         
-        /// Retrieve documents via a comparison on a JSON field
+        /// Retrieve documents via a comparison on JSON fields
-        let ByField<'TDoc>(tableName, field, conn) =
+        let ByFields<'TDoc>(tableName, howMatched, fields, conn) =
             Custom.List<'TDoc>(
-                Query.Find.byField tableName field, addFieldParam "@field" field [], fromData<'TDoc>, conn) 
+                Query.byFields (Query.find tableName) howMatched fields,
+                addFieldParams fields [],
+                fromData<'TDoc>,
+                conn) 
         
-        /// Retrieve documents via a comparison on a JSON field, returning only the first result
+        /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document
-        [<CompiledName "FSharpFirstByField">]
+        [<CompiledName "FSharpByFieldsOrdered">]
-        let firstByField<'TDoc> tableName field conn =
+        let byFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields conn =
+            Custom.list<'TDoc>
+                (Query.byFields (Query.find tableName) howMatched queryFields + Query.orderBy orderFields SQLite)
+                (addFieldParams queryFields [])
+                fromData<'TDoc>
+                conn 
+        
+        /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document
+        let ByFieldsOrdered<'TDoc>(tableName, howMatched, queryFields, orderFields, conn) =
+            Custom.List<'TDoc>(
+                Query.byFields (Query.find tableName) howMatched queryFields + Query.orderBy orderFields SQLite,
+                addFieldParams queryFields [],
+                fromData<'TDoc>,
+                conn) 
+        
+        /// Retrieve documents via a comparison on JSON fields, returning only the first result
+        [<CompiledName "FSharpFirstByFields">]
+        let firstByFields<'TDoc> tableName howMatched fields conn =
             Custom.single
-                $"{Query.Find.byField tableName field} LIMIT 1" (addFieldParam "@field" field []) fromData<'TDoc> conn
+                $"{Query.byFields (Query.find tableName) howMatched fields} LIMIT 1"
+                (addFieldParams fields [])
+                fromData<'TDoc>
+                conn
         
-        /// Retrieve documents via a comparison on a JSON field, returning only the first result
+        /// Retrieve documents via a comparison on JSON fields, returning only the first result
-        let FirstByField<'TDoc when 'TDoc: null>(tableName, field, conn) =
+        let FirstByFields<'TDoc when 'TDoc: null>(tableName, howMatched, fields, conn) =
             Custom.Single(
-                $"{Query.Find.byField tableName field} LIMIT 1", addFieldParam "@field" field [], fromData<'TDoc>, conn)
+                $"{Query.byFields (Query.find tableName) howMatched fields} LIMIT 1",
+                addFieldParams fields [],
+                fromData<'TDoc>,
+                conn)
+    
+        /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document, returning
+        /// only the first result
+        [<CompiledName "FSharpFirstByFieldsOrdered">]
+        let firstByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields conn =
+            Custom.single
+                $"{Query.byFields (Query.find tableName) howMatched queryFields}{Query.orderBy orderFields SQLite} LIMIT 1"
+                (addFieldParams queryFields [])
+                fromData<'TDoc>
+                conn
+        
+        /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document, returning
+        /// only the first result
+        let FirstByFieldsOrdered<'TDoc when 'TDoc: null>(tableName, howMatched, queryFields, orderFields, conn) =
+            Custom.Single(
+                $"{Query.byFields (Query.find tableName) howMatched queryFields}{Query.orderBy orderFields SQLite} LIMIT 1",
+                addFieldParams queryFields [],
+                fromData<'TDoc>,
+                conn)
     
     /// Commands to update documents
     [<RequireQualifiedAccess>]
@@ -420,7 +428,10 @@ module WithConn =
         /// Update an entire document by its ID
         [<CompiledName "ById">]
         let byId tableName (docId: 'TKey) (document: 'TDoc) conn =
-            Custom.nonQuery (Query.update tableName) [ idParam docId; jsonParam "@data" document ] conn
+            Custom.nonQuery
+                (Query.statementWhere (Query.update tableName) (Query.whereById "@id"))
+                [ idParam docId; jsonParam "@data" document ]
+                conn
         
         /// Update an entire document by its ID, using the provided function to obtain the ID from the document
         [<CompiledName "FSharpByFunc">]
@@ -438,38 +449,38 @@ module WithConn =
         /// Patch a document by its ID
         [<CompiledName "ById">]
         let byId tableName (docId: 'TKey) (patch: 'TPatch) conn =
-            Custom.nonQuery (Query.Patch.byId tableName) [ idParam docId; jsonParam "@data" patch ] conn
-        
-        /// Patch documents using a comparison on a JSON field
-        [<CompiledName "ByField">]
-        let byField tableName field (patch: 'TPatch) (conn: SqliteConnection) =
             Custom.nonQuery
-                (Query.Patch.byField tableName field) (addFieldParam "@field" field [ jsonParam "@data" patch ]) conn
+                (Query.byId (Query.patch tableName) docId) [ idParam docId; jsonParam "@data" patch ] conn
-
+        
+        /// Patch documents using a comparison on JSON fields
+        [<CompiledName "ByFields">]
+        let byFields tableName howMatched fields (patch: 'TPatch) conn =
+            Custom.nonQuery
+                (Query.byFields (Query.patch tableName) howMatched fields)
+                (addFieldParams fields [ jsonParam "@data" patch ])
+                conn
+    
     /// Commands to remove fields from documents
     [<RequireQualifiedAccess>]
     module RemoveFields =
         
         /// Remove fields from a document by the document's ID
-        [<CompiledName "FSharpById">]
+        [<CompiledName "ById">]
         let byId tableName (docId: 'TKey) fieldNames conn =
             let nameParams = fieldNameParams "@name" fieldNames
-            Custom.nonQuery (Query.RemoveFields.byId tableName nameParams) (idParam docId :: nameParams) conn
+            Custom.nonQuery
+                (Query.byId (Query.removeFields tableName nameParams) docId)
+                (idParam docId |> Seq.singleton |> Seq.append nameParams)
+                conn
         
-        /// Remove fields from a document by the document's ID
+        /// Remove fields from documents via a comparison on JSON fields in the document
-        let ById(tableName, docId: 'TKey, fieldNames, conn) =
+        [<CompiledName "ByFields">]
-            byId tableName docId (List.ofSeq fieldNames) conn
+        let byFields tableName howMatched fields fieldNames conn =
-        
-        /// Remove fields from documents via a comparison on a JSON field in the document
-        [<CompiledName "FSharpByField">]
-        let byField tableName field fieldNames conn =
             let nameParams = fieldNameParams "@name" fieldNames
             Custom.nonQuery
-                (Query.RemoveFields.byField tableName field nameParams) (addFieldParam "@field" field nameParams) conn
+                (Query.byFields (Query.removeFields tableName nameParams) howMatched fields)
-        
+                (addFieldParams fields nameParams)
-        /// Remove fields from documents via a comparison on a JSON field in the document
+                conn
-        let ByField(tableName, field, fieldNames, conn) =
-            byField tableName field (List.ofSeq fieldNames) conn
     
     /// Commands to delete documents
     [<RequireQualifiedAccess>]
@@ -478,12 +489,12 @@ module WithConn =
         /// Delete a document by its ID
         [<CompiledName "ById">]
         let byId tableName (docId: 'TKey) conn =
-            Custom.nonQuery (Query.Delete.byId tableName) [ idParam docId ] conn
+            Custom.nonQuery (Query.byId (Query.delete tableName) docId) [ idParam docId ] conn
-
+        
-        /// Delete documents by matching a comparison on a JSON field
+        /// Delete documents by matching a comparison on JSON fields
-        [<CompiledName "ByField">]
+        [<CompiledName "ByFields">]
-        let byField tableName field conn =
+        let byFields tableName howMatched fields conn =
-            Custom.nonQuery (Query.Delete.byField tableName field) (addFieldParam "@field" field []) conn
+            Custom.nonQuery (Query.byFields (Query.delete tableName) howMatched fields) (addFieldParams fields []) conn
 
 
 /// Commands to execute custom SQL queries
@@ -529,6 +540,7 @@ module Custom =
         use conn = Configuration.dbConn ()
         WithConn.Custom.Scalar<'T>(query, parameters, mapFunc, conn)
 
+
 /// Functions to create tables and indexes
 [<RequireQualifiedAccess>]
 module Definition =
@@ -545,6 +557,7 @@ module Definition =
         use conn = Configuration.dbConn ()
         WithConn.Definition.ensureFieldIndex tableName indexName fields conn
 
+
 /// Document insert/save functions
 [<AutoOpen>]
 module Document =
@@ -553,13 +566,14 @@ module Document =
     [<CompiledName "Insert">]
     let insert<'TDoc> tableName (document: 'TDoc) =
         use conn = Configuration.dbConn ()
-        WithConn.insert tableName document conn
+        WithConn.Document.insert tableName document conn
 
     /// Save a document, inserting it if it does not exist and updating it if it does (AKA "upsert")
     [<CompiledName "Save">]
     let save<'TDoc> tableName (document: 'TDoc) =
         use conn = Configuration.dbConn ()
-        WithConn.save tableName document conn
+        WithConn.Document.save tableName document conn
+
 
 /// Commands to count documents
 [<RequireQualifiedAccess>]
@@ -571,11 +585,12 @@ module Count =
         use conn = Configuration.dbConn ()
         WithConn.Count.all tableName conn
     
-    /// Count matching documents using a comparison on a JSON field
+    /// Count matching documents using a comparison on JSON fields
-    [<CompiledName "ByField">]
+    [<CompiledName "ByFields">]
-    let byField tableName field =
+    let byFields tableName howMatched fields =
         use conn = Configuration.dbConn ()
-        WithConn.Count.byField tableName field conn
+        WithConn.Count.byFields tableName howMatched fields conn
+
 
 /// Commands to determine if documents exist
 [<RequireQualifiedAccess>]
@@ -586,12 +601,13 @@ module Exists =
     let byId tableName (docId: 'TKey) =
         use conn = Configuration.dbConn ()
         WithConn.Exists.byId tableName docId conn
-
+    
-    /// Determine if a document exists using a comparison on a JSON field
+    /// Determine if a document exists using a comparison on JSON fields
-    [<CompiledName "ByField">]
+    [<CompiledName "ByFields">]
-    let byField tableName field =
+    let byFields tableName howMatched fields =
         use conn = Configuration.dbConn ()
-        WithConn.Exists.byField tableName field conn
+        WithConn.Exists.byFields tableName howMatched fields conn
+
 
 /// Commands to determine if documents exist
 [<RequireQualifiedAccess>]
@@ -608,6 +624,17 @@ module Find =
         use conn = Configuration.dbConn ()
         WithConn.Find.All<'TDoc>(tableName, conn)
 
+    /// Retrieve all documents in the given table ordered by the given fields in the document
+    [<CompiledName "FSharpAllOrdered">]
+    let allOrdered<'TDoc> tableName orderFields =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.allOrdered<'TDoc> tableName orderFields conn
+
+    /// Retrieve all documents in the given table ordered by the given fields in the document
+    let AllOrdered<'TDoc> tableName orderFields =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.AllOrdered<'TDoc>(tableName, orderFields, conn)
+
     /// Retrieve a document by its ID (returns None if not found)
     [<CompiledName "FSharpById">]
     let byId<'TKey, 'TDoc> tableName docId =
@@ -619,27 +646,52 @@ module Find =
         use conn = Configuration.dbConn ()
         WithConn.Find.ById<'TKey, 'TDoc>(tableName, docId, conn)
 
-    /// Retrieve documents via a comparison on a JSON field
+    /// Retrieve documents via a comparison on JSON fields
-    [<CompiledName "FSharpByField">]
+    [<CompiledName "FSharpByFields">]
-    let byField<'TDoc> tableName field =
+    let byFields<'TDoc> tableName howMatched fields =
         use conn = Configuration.dbConn ()
-        WithConn.Find.byField<'TDoc> tableName field conn
+        WithConn.Find.byFields<'TDoc> tableName howMatched fields conn
+    
+    /// Retrieve documents via a comparison on JSON fields
+    let ByFields<'TDoc>(tableName, howMatched, fields) =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.ByFields<'TDoc>(tableName, howMatched, fields, conn)
+    
+    /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document
+    [<CompiledName "FSharpByFieldsOrdered">]
+    let byFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.byFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields conn
+    
+    /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document
+    let ByFieldsOrdered<'TDoc>(tableName, howMatched, queryFields, orderFields) =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.ByFieldsOrdered<'TDoc>(tableName, howMatched, queryFields, orderFields, conn)
+    
+    /// Retrieve documents via a comparison on JSON fields, returning only the first result
+    [<CompiledName "FSharpFirstByFields">]
+    let firstByFields<'TDoc> tableName howMatched fields =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.firstByFields<'TDoc> tableName howMatched fields conn
+    
+    /// Retrieve documents via a comparison on JSON fields, returning only the first result
+    let FirstByFields<'TDoc when 'TDoc: null>(tableName, howMatched, fields) =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.FirstByFields<'TDoc>(tableName, howMatched, fields, conn)
 
-    /// Retrieve documents via a comparison on a JSON field
+    /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document, returning only
-    let ByField<'TDoc>(tableName, field) =
+    /// the first result
+    [<CompiledName "FSharpFirstByFieldsOrdered">]
+    let firstByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields =
         use conn = Configuration.dbConn ()
-        WithConn.Find.ByField<'TDoc>(tableName, field, conn)
+        WithConn.Find.firstByFieldsOrdered<'TDoc> tableName howMatched queryFields orderFields conn
+    
+    /// Retrieve documents via a comparison on JSON fields ordered by the given fields in the document, returning only
+    /// the first result
+    let FirstByFieldsOrdered<'TDoc when 'TDoc: null>(tableName, howMatched, queryFields, orderFields) =
+        use conn = Configuration.dbConn ()
+        WithConn.Find.FirstByFieldsOrdered<'TDoc>(tableName, howMatched, queryFields, orderFields, conn)
 
-    /// Retrieve documents via a comparison on a JSON field, returning only the first result
-    [<CompiledName "FSharpFirstByField">]
-    let firstByField<'TDoc> tableName field =
-        use conn = Configuration.dbConn ()
-        WithConn.Find.firstByField<'TDoc> tableName field conn
-
-    /// Retrieve documents via a comparison on a JSON field, returning only the first result
-    let FirstByField<'TDoc when 'TDoc: null>(tableName, field) =
-        use conn = Configuration.dbConn ()
-        WithConn.Find.FirstByField<'TDoc>(tableName, field, conn)
 
 /// Commands to update documents
 [<RequireQualifiedAccess>]
@@ -662,6 +714,7 @@ module Update =
         use conn = Configuration.dbConn ()
         WithConn.Update.ByFunc(tableName, idFunc, document, conn)
 
+
 /// Commands to patch (partially update) documents
 [<RequireQualifiedAccess>]
 module Patch =
@@ -672,37 +725,29 @@ module Patch =
         use conn = Configuration.dbConn ()
         WithConn.Patch.byId tableName docId patch conn
     
-    /// Patch documents using a comparison on a JSON field in the WHERE clause
+    /// Patch documents using a comparison on JSON fields in the WHERE clause
-    [<CompiledName "ByField">]
+    [<CompiledName "ByFields">]
-    let byField tableName field (patch: 'TPatch) =
+    let byFields tableName howMatched fields (patch: 'TPatch) =
         use conn = Configuration.dbConn ()
-        WithConn.Patch.byField tableName field patch conn
+        WithConn.Patch.byFields tableName howMatched fields patch conn
+
 
 /// Commands to remove fields from documents
 [<RequireQualifiedAccess>]
 module RemoveFields =
     
     /// Remove fields from a document by the document's ID
-    [<CompiledName "FSharpById">]
+    [<CompiledName "ById">]
     let byId tableName (docId: 'TKey) fieldNames =
         use conn = Configuration.dbConn ()
         WithConn.RemoveFields.byId tableName docId fieldNames conn
-        
+    
-    /// Remove fields from a document by the document's ID
+    /// Remove field from documents via a comparison on JSON fields in the document
-    let ById(tableName, docId: 'TKey, fieldNames) =
+    [<CompiledName "ByFields">]
+    let byFields tableName howMatched fields fieldNames =
         use conn = Configuration.dbConn ()
-        WithConn.RemoveFields.ById(tableName, docId, fieldNames, conn)
+        WithConn.RemoveFields.byFields tableName howMatched fields fieldNames conn
-        
-    /// Remove field from documents via a comparison on a JSON field in the document
-    [<CompiledName "FSharpByField">]
-    let byField tableName field fieldNames =
-        use conn = Configuration.dbConn ()
-        WithConn.RemoveFields.byField tableName field fieldNames conn
 
-    /// Remove field from documents via a comparison on a JSON field in the document
-    let ByField(tableName, field, fieldNames) =
-        use conn = Configuration.dbConn ()
-        WithConn.RemoveFields.ByField(tableName, field, fieldNames, conn)
 
 /// Commands to delete documents
 [<RequireQualifiedAccess>]
@@ -713,9 +758,9 @@ module Delete =
     let byId tableName (docId: 'TKey) =
         use conn = Configuration.dbConn ()
         WithConn.Delete.byId tableName docId conn
-
+    
-    /// Delete documents by matching a comparison on a JSON field
+    /// Delete documents by matching a comparison on JSON fields
-    [<CompiledName "ByField">]
+    [<CompiledName "ByFields">]
-    let byField tableName field =
+    let byFields tableName howMatched fields =
         use conn = Configuration.dbConn ()
-        WithConn.Delete.byField tableName field conn
+        WithConn.Delete.byFields tableName howMatched fields conn

src/Tests.CSharp/BitBadger.Documents.Tests.CSharp.csproj

@@ -3,6 +3,7 @@
   <PropertyGroup>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <LangVersion>latest</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>

src/Tests.CSharp/CommonCSharpTests.cs

@@ -1,6 +1,7 @@
 using Expecto.CSharp;
 using Expecto;
 using Microsoft.FSharp.Collections;
+using Microsoft.FSharp.Core;
 
 namespace BitBadger.Documents.Tests.CSharp;
 
@@ -21,209 +22,613 @@ internal class TestSerializer : IDocumentSerializer
 public static class CommonCSharpTests
 {
     /// <summary>
-    /// Unit tests
+    /// Unit tests for the Op enum
     /// </summary>
-    [Tests]
+    private static readonly Test OpTests = TestList("Op",
-    public static readonly Test Unit = TestList("Common.C# Unit", new[]
+    [
-    {
+        TestCase("EQ succeeds", () =>
-        TestSequenced(
+        {
-            TestList("Configuration", new[]
+            Expect.equal(Op.EQ.ToString(), "=", "The equals operator was not correct");
+        }),
+        TestCase("GT succeeds", () =>
+        {
+            Expect.equal(Op.GT.ToString(), ">", "The greater than operator was not correct");
+        }),
+        TestCase("GE succeeds", () =>
+        {
+            Expect.equal(Op.GE.ToString(), ">=", "The greater than or equal to operator was not correct");
+        }),
+        TestCase("LT succeeds", () =>
+        {
+            Expect.equal(Op.LT.ToString(), "<", "The less than operator was not correct");
+        }),
+        TestCase("LE succeeds", () =>
+        {
+            Expect.equal(Op.LE.ToString(), "<=", "The less than or equal to operator was not correct");
+        }),
+        TestCase("NE succeeds", () =>
+        {
+            Expect.equal(Op.NE.ToString(), "<>", "The not equal to operator was not correct");
+        }),
+        TestCase("BT succeeds", () =>
+        {
+            Expect.equal(Op.BT.ToString(), "BETWEEN", "The \"between\" operator was not correct");
+        }),
+        TestCase("EX succeeds", () =>
+        {
+            Expect.equal(Op.EX.ToString(), "IS NOT NULL", "The \"exists\" operator was not correct");
+        }),
+        TestCase("NEX succeeds", () =>
+        {
+            Expect.equal(Op.NEX.ToString(), "IS NULL", "The \"not exists\" operator was not correct");
+        })
+    ]);
+
+    /// <summary>
+    /// Unit tests for the Field class
+    /// </summary>
+    private static readonly Test FieldTests = TestList("Field",
+    [
+        TestCase("EQ succeeds", () =>
+        {
+            var field = Field.EQ("Test", 14);
+            Expect.equal(field.Name, "Test", "Field name incorrect");
+            Expect.equal(field.Op, Op.EQ, "Operator incorrect");
+            Expect.equal(field.Value, 14, "Value incorrect");
+        }),
+        TestCase("GT succeeds", () =>
+        {
+            var field = Field.GT("Great", "night");
+            Expect.equal(field.Name, "Great", "Field name incorrect");
+            Expect.equal(field.Op, Op.GT, "Operator incorrect");
+            Expect.equal(field.Value, "night", "Value incorrect");
+        }),
+        TestCase("GE succeeds", () =>
+        {
+            var field = Field.GE("Nice", 88L);
+            Expect.equal(field.Name, "Nice", "Field name incorrect");
+            Expect.equal(field.Op, Op.GE, "Operator incorrect");
+            Expect.equal(field.Value, 88L, "Value incorrect");
+        }),
+        TestCase("LT succeeds", () =>
+        {
+            var field = Field.LT("Lesser", "seven");
+            Expect.equal(field.Name, "Lesser", "Field name incorrect");
+            Expect.equal(field.Op, Op.LT, "Operator incorrect");
+            Expect.equal(field.Value, "seven", "Value incorrect");
+        }),
+        TestCase("LE succeeds", () =>
+        {
+            var field = Field.LE("Nobody", "KNOWS");
+            Expect.equal(field.Name, "Nobody", "Field name incorrect");
+            Expect.equal(field.Op, Op.LE, "Operator incorrect");
+            Expect.equal(field.Value, "KNOWS", "Value incorrect");
+        }),
+        TestCase("NE succeeds", () =>
+        {
+            var field = Field.NE("Park", "here");
+            Expect.equal(field.Name, "Park", "Field name incorrect");
+            Expect.equal(field.Op, Op.NE, "Operator incorrect");
+            Expect.equal(field.Value, "here", "Value incorrect");
+        }),
+        TestCase("BT succeeds", () =>
+        {
+            var field = Field.BT("Age", 18, 49);
+            Expect.equal(field.Name, "Age", "Field name incorrect");
+            Expect.equal(field.Op, Op.BT, "Operator incorrect");
+            Expect.equal(((FSharpList<object>)field.Value).ToArray(), [18, 49], "Value incorrect");
+        }),
+        TestCase("EX succeeds", () =>
+        {
+            var field = Field.EX("Groovy");
+            Expect.equal(field.Name, "Groovy", "Field name incorrect");
+            Expect.equal(field.Op, Op.EX, "Operator incorrect");
+        }),
+        TestCase("NEX succeeds", () =>
+        {
+            var field = Field.NEX("Rad");
+            Expect.equal(field.Name, "Rad", "Field name incorrect");
+            Expect.equal(field.Op, Op.NEX, "Operator incorrect");
+        }),
+        TestList("NameToPath",
+        [
+            TestCase("succeeds for PostgreSQL and a simple name", () =>
             {
-                TestCase("UseSerializer succeeds", () =>
+                Expect.equal("data->>'Simple'", Field.NameToPath("Simple", Dialect.PostgreSQL),
-                {
+                    "Path not constructed correctly");
-                    try
+            }),
-                    {
+            TestCase("succeeds for SQLite and a simple name", () =>
-                        Configuration.UseSerializer(new TestSerializer());
+            {
+                Expect.equal("data->>'Simple'", Field.NameToPath("Simple", Dialect.SQLite),
+                    "Path not constructed correctly");
+            }),
+            TestCase("succeeds for PostgreSQL and a nested name", () =>
+            {
+                Expect.equal("data#>>'{A,Long,Path,to,the,Property}'",
+                    Field.NameToPath("A.Long.Path.to.the.Property", Dialect.PostgreSQL),
+                    "Path not constructed correctly");
+            }),
+            TestCase("succeeds for SQLite and a nested name", () =>
+            {
+                Expect.equal("data->>'A'->>'Long'->>'Path'->>'to'->>'the'->>'Property'",
+                    Field.NameToPath("A.Long.Path.to.the.Property", Dialect.SQLite),
+                    "Path not constructed correctly");
+            })
+        ]),
+        TestCase("WithParameterName succeeds", () =>
+        {
+            var field = Field.EQ("Bob", "Tom").WithParameterName("@name");
+            Expect.isSome(field.ParameterName, "The parameter name should have been filled");
+            Expect.equal("@name", field.ParameterName.Value, "The parameter name is incorrect");
+        }),
+        TestCase("WithQualifier succeeds", () =>
+        {
+            var field = Field.EQ("Bill", "Matt").WithQualifier("joe");
+            Expect.isSome(field.Qualifier, "The table qualifier should have been filled");
+            Expect.equal("joe", field.Qualifier.Value, "The table qualifier is incorrect");
+        }),
+        TestList("Path",
+        [
+            TestCase("succeeds for a PostgreSQL single field with no qualifier", () =>
+            {
+                var field = Field.GE("SomethingCool", 18);
+                Expect.equal("data->>'SomethingCool'", field.Path(Dialect.PostgreSQL),
+                    "The PostgreSQL path is incorrect");
+            }),
+            TestCase("succeeds for a PostgreSQL single field with a qualifier", () =>
+            {
+                var field = Field.LT("SomethingElse", 9).WithQualifier("this");
+                Expect.equal("this.data->>'SomethingElse'", field.Path(Dialect.PostgreSQL),
+                    "The PostgreSQL path is incorrect");
+            }),
+            TestCase("succeeds for a PostgreSQL nested field with no qualifier", () =>
+            {
+                var field = Field.EQ("My.Nested.Field", "howdy");
+                Expect.equal("data#>>'{My,Nested,Field}'", field.Path(Dialect.PostgreSQL),
+                    "The PostgreSQL path is incorrect");
+            }),
+            TestCase("succeeds for a PostgreSQL nested field with a qualifier", () =>
+            {
+                var field = Field.EQ("Nest.Away", "doc").WithQualifier("bird");
+                Expect.equal("bird.data#>>'{Nest,Away}'", field.Path(Dialect.PostgreSQL),
+                    "The PostgreSQL path is incorrect");
+            }),
+            TestCase("succeeds for a SQLite single field with no qualifier", () =>
+            {
+                var field = Field.GE("SomethingCool", 18);
+                Expect.equal("data->>'SomethingCool'", field.Path(Dialect.SQLite), "The SQLite path is incorrect");
+            }),
+            TestCase("succeeds for a SQLite single field with a qualifier", () =>
+            {
+                var field = Field.LT("SomethingElse", 9).WithQualifier("this");
+                Expect.equal("this.data->>'SomethingElse'", field.Path(Dialect.SQLite), "The SQLite path is incorrect");
+            }),
+            TestCase("succeeds for a SQLite nested field with no qualifier", () =>
+            {
+                var field = Field.EQ("My.Nested.Field", "howdy");
+                Expect.equal("data->>'My'->>'Nested'->>'Field'", field.Path(Dialect.SQLite),
+                    "The SQLite path is incorrect");
+            }),
+            TestCase("succeeds for a SQLite nested field with a qualifier", () =>
+            {
+                var field = Field.EQ("Nest.Away", "doc").WithQualifier("bird");
+                Expect.equal("bird.data->>'Nest'->>'Away'", field.Path(Dialect.SQLite), "The SQLite path is incorrect");
+            })
+        ])
+    ]);
 
-                        var serialized = Configuration.Serializer().Serialize(new SubDocument
+    /// <summary>
-                        {
+    /// Unit tests for the FieldMatch enum
-                            Foo = "howdy",
+    /// </summary>
-                            Bar = "bye"
+    private static readonly Test FieldMatchTests = TestList("FieldMatch.ToString",
-                        });
+    [
-                        Expect.equal(serialized, "{\"Overridden\":true}", "Specified serializer was not used");
+        TestCase("succeeds for Any", () =>
+        {
+            Expect.equal(FieldMatch.Any.ToString(), "OR", "SQL for Any is incorrect");
+        }),
+        TestCase("succeeds for All", () =>
+        {
+            Expect.equal(FieldMatch.All.ToString(), "AND", "SQL for All is incorrect");
+        })
+    ]);
 
-                        var deserialized = Configuration.Serializer()
+    /// <summary>
-                            .Deserialize<object>("{\"Something\":\"here\"}");
+    /// Unit tests for the ParameterName class
-                        Expect.isNull(deserialized, "Specified serializer should have returned null");
+    /// </summary>
-                    }
+    private static readonly Test ParameterNameTests = TestList("ParameterName.Derive",
-                    finally
+    [
-                    {
+        TestCase("succeeds with existing name", () =>
-                        Configuration.UseSerializer(DocumentSerializer.Default);
+        {
-                    }
+            ParameterName name = new();
-                }),
+            Expect.equal(name.Derive(FSharpOption<string>.Some("@taco")), "@taco", "Name should have been @taco");
-                TestCase("Serializer returns configured serializer", () =>
+            Expect.equal(name.Derive(FSharpOption<string>.None), "@field0",
+                "Counter should not have advanced for named field");
+        }),
+        TestCase("Derive succeeds with non-existent name", () =>
+        {
+            ParameterName name = new();
+            Expect.equal(name.Derive(FSharpOption<string>.None), "@field0",
+                "Anonymous field name should have been returned");
+            Expect.equal(name.Derive(FSharpOption<string>.None), "@field1",
+                "Counter should have advanced from previous call");
+            Expect.equal(name.Derive(FSharpOption<string>.None), "@field2",
+                "Counter should have advanced from previous call");
+            Expect.equal(name.Derive(FSharpOption<string>.None), "@field3",
+                "Counter should have advanced from previous call");
+        })
+    ]);
+
+    /// <summary>
+    /// Unit tests for the AutoId enum
+    /// </summary>
+    private static readonly Test AutoIdTests = TestList("AutoId",
+    [
+        TestCase("GenerateGuid succeeds", () =>
+        {
+            var autoId = AutoId.GenerateGuid();
+            Expect.isNotNull(autoId, "The GUID auto-ID should not have been null");
+            Expect.stringHasLength(autoId, 32, "The GUID auto-ID should have been 32 characters long");
+            Expect.equal(autoId, autoId.ToLowerInvariant(), "The GUID auto-ID should have been lowercase");
+        }),
+        TestCase("GenerateRandomString succeeds", () =>
+        {
+            foreach (var length in (int[]) [6, 8, 12, 20, 32, 57, 64])
+            {
+                var autoId = AutoId.GenerateRandomString(length);
+                Expect.isNotNull(autoId, $"Random string ({length}) should not have been null");
+                Expect.stringHasLength(autoId, length, $"Random string should have been {length} characters long");
+                Expect.equal(autoId, autoId.ToLowerInvariant(),
+                    $"Random string ({length}) should have been lowercase");
+            }
+        }),
+        TestList("NeedsAutoId",
+        [
+            TestCase("succeeds when no auto ID is configured", () =>
+            {
+                Expect.isFalse(AutoId.NeedsAutoId(AutoId.Disabled, new object(), "id"),
+                    "Disabled auto-ID never needs an automatic ID");
+            }),
+            TestCase("fails for any when the ID property is not found", () =>
+            {
+                try
                 {
-                    Expect.isTrue(ReferenceEquals(DocumentSerializer.Default, Configuration.Serializer()),
+                    _ = AutoId.NeedsAutoId(AutoId.Number, new { Key = "" }, "Id");
-                        "Serializer should have been the same");
+                    Expect.isTrue(false, "Non-existent ID property should have thrown an exception");
-                }),
+                }
-                TestCase("UseIdField / IdField succeeds", () =>
+                catch (InvalidOperationException)
                 {
-                    try
+                    // pass
-                    {
+                }
-                        Expect.equal(Configuration.IdField(), "Id",
+            }),
-                            "The default configured ID field was incorrect");
+            TestCase("succeeds for byte when the ID is zero", () =>
-                        Configuration.UseIdField("id");
+            {
-                        Expect.equal(Configuration.IdField(), "id", "UseIdField did not set the ID field");
+                Expect.isTrue(AutoId.NeedsAutoId(AutoId.Number, new { Id = (sbyte)0 }, "Id"),
-                    }
+                    "Zero ID should have returned true");
-                    finally
+            }),
-                    {
+            TestCase("succeeds for byte when the ID is non-zero", () =>
-                        Configuration.UseIdField("Id");
+            {
-                    }
+                Expect.isFalse(AutoId.NeedsAutoId(AutoId.Number, new { Id = (sbyte)4 }, "Id"),
+                    "Non-zero ID should have returned false");
+            }),
+            TestCase("succeeds for short when the ID is zero", () =>
+            {
+                Expect.isTrue(AutoId.NeedsAutoId(AutoId.Number, new { Id = (short)0 }, "Id"),
+                    "Zero ID should have returned true");
+            }),
+            TestCase("succeeds for short when the ID is non-zero", () =>
+            {
+                Expect.isFalse(AutoId.NeedsAutoId(AutoId.Number, new { Id = (short)7 }, "Id"),
+                    "Non-zero ID should have returned false");
+            }),
+            TestCase("succeeds for int when the ID is zero", () =>
+            {
+                Expect.isTrue(AutoId.NeedsAutoId(AutoId.Number, new { Id = 0 }, "Id"),
+                    "Zero ID should have returned true");
+            }),
+            TestCase("succeeds for int when the ID is non-zero", () =>
+            {
+                Expect.isFalse(AutoId.NeedsAutoId(AutoId.Number, new { Id = 32 }, "Id"),
+                    "Non-zero ID should have returned false");
+            }),
+            TestCase("succeeds for long when the ID is zero", () =>
+            {
+                Expect.isTrue(AutoId.NeedsAutoId(AutoId.Number, new { Id = 0L }, "Id"),
+                    "Zero ID should have returned true");
+            }),
+            TestCase("succeeds for long when the ID is non-zero", () =>
+            {
+                Expect.isFalse(AutoId.NeedsAutoId(AutoId.Number, new { Id = 80L }, "Id"),
+                    "Non-zero ID should have returned false");
+            }),
+            TestCase("fails for number when the ID is not a number", () =>
+            {
+                try
+                {
+                    _ = AutoId.NeedsAutoId(AutoId.Number, new { Id = "" }, "Id");
+                    Expect.isTrue(false, "Numeric ID against a string should have thrown an exception");
+                }
+                catch (InvalidOperationException)
+                {
+                    // pass
+                }
+            }),
+            TestCase("succeeds for GUID when the ID is blank", () =>
+            {
+                Expect.isTrue(AutoId.NeedsAutoId(AutoId.Guid, new { Id = "" }, "Id"),
+                    "Blank ID should have returned true");
+            }),
+            TestCase("succeeds for GUID when the ID is filled", () =>
+            {
+                Expect.isFalse(AutoId.NeedsAutoId(AutoId.Guid, new { Id = "abc" }, "Id"),
+                    "Filled ID should have returned false");
+            }),
+            TestCase("fails for GUID when the ID is not a string", () =>
+            {
+                try
+                {
+                    _ = AutoId.NeedsAutoId(AutoId.Guid, new { Id = 8 }, "Id");
+                    Expect.isTrue(false, "String ID against a number should have thrown an exception");
+                }
+                catch (InvalidOperationException)
+                {
+                    // pass
+                }
+            }),
+            TestCase("succeeds for RandomString when the ID is blank", () =>
+            {
+                Expect.isTrue(AutoId.NeedsAutoId(AutoId.RandomString, new { Id = "" }, "Id"),
+                    "Blank ID should have returned true");
+            }),
+            TestCase("succeeds for RandomString when the ID is filled", () =>
+            {
+                Expect.isFalse(AutoId.NeedsAutoId(AutoId.RandomString, new { Id = "x" }, "Id"),
+                    "Filled ID should have returned false");
+            }),
+            TestCase("fails for RandomString when the ID is not a string", () =>
+            {
+                try
+                {
+                    _ = AutoId.NeedsAutoId(AutoId.RandomString, new { Id = 33 }, "Id");
+                    Expect.isTrue(false, "String ID against a number should have thrown an exception");
+                }
+                catch (InvalidOperationException)
+                {
+                    // pass
+                }
+            })
+        ])
+    ]);
+    
+    /// <summary>
+    /// Unit tests for the Configuration static class
+    /// </summary>
+    private static readonly Test ConfigurationTests = TestList("Configuration",
+    [
+        TestCase("UseSerializer succeeds", () =>
+        {
+            try
+            {
+                Configuration.UseSerializer(new TestSerializer());
+
+                var serialized = Configuration.Serializer().Serialize(new SubDocument
+                {
+                    Foo = "howdy",
+                    Bar = "bye"
+                });
+                Expect.equal(serialized, "{\"Overridden\":true}", "Specified serializer was not used");
+
+                var deserialized = Configuration.Serializer()
+                    .Deserialize<object>("{\"Something\":\"here\"}");
+                Expect.isNull(deserialized, "Specified serializer should have returned null");
+            }
+            finally
+            {
+                Configuration.UseSerializer(DocumentSerializer.Default);
+            }
+        }),
+        TestCase("Serializer returns configured serializer", () =>
+        {
+            Expect.isTrue(ReferenceEquals(DocumentSerializer.Default, Configuration.Serializer()),
+                "Serializer should have been the same");
+        }),
+        TestCase("UseIdField / IdField succeeds", () =>
+        {
+            try
+            {
+                Expect.equal(Configuration.IdField(), "Id",
+                    "The default configured ID field was incorrect");
+                Configuration.UseIdField("id");
+                Expect.equal(Configuration.IdField(), "id", "UseIdField did not set the ID field");
+            }
+            finally
+            {
+                Configuration.UseIdField("Id");
+            }
+        }),
+        TestCase("UseAutoIdStrategy / AutoIdStrategy succeeds", () =>
+        {
+            try
+            {
+                Expect.equal(Configuration.AutoIdStrategy(), AutoId.Disabled,
+                    "The default auto-ID strategy was incorrect");
+                Configuration.UseAutoIdStrategy(AutoId.Guid);
+                Expect.equal(Configuration.AutoIdStrategy(), AutoId.Guid,
+                    "The auto-ID strategy was not set correctly");
+            }
+            finally
+            {
+                Configuration.UseAutoIdStrategy(AutoId.Disabled);
+            }
+        }),
+        TestCase("UseIdStringLength / IdStringLength succeeds", () =>
+        {
+            try
+            {
+                Expect.equal(Configuration.IdStringLength(), 16, "The default ID string length was incorrect");
+                Configuration.UseIdStringLength(33);
+                Expect.equal(Configuration.IdStringLength(), 33, "The ID string length was not set correctly");
+            }
+            finally
+            {
+                Configuration.UseIdStringLength(16);
+            }
+        })
+    ]);
+
+    /// <summary>
+    /// Unit tests for the Query static class
+    /// </summary>
+    private static readonly Test QueryTests = TestList("Query",
+    [
+        TestCase("StatementWhere succeeds", () =>
+        {
+            Expect.equal(Query.StatementWhere("q", "r"), "q WHERE r", "Statements not combined correctly");
+        }),
+        TestList("Definition",
+        [
+            TestCase("EnsureTableFor succeeds", () =>
+            {
+                Expect.equal(Query.Definition.EnsureTableFor("my.table", "JSONB"),
+                    "CREATE TABLE IF NOT EXISTS my.table (data JSONB NOT NULL)",
+                    "CREATE TABLE statement not constructed correctly");
+            }),
+            TestList("EnsureKey",
+            [
+                TestCase("succeeds when a schema is present", () =>
+                {
+                    Expect.equal(Query.Definition.EnsureKey("test.table", Dialect.SQLite),
+                        "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON test.table ((data->>'Id'))",
+                        "CREATE INDEX for key statement with schema not constructed correctly");
+                }),
+                TestCase("succeeds when a schema is not present", () =>
+                {
+                    Expect.equal(Query.Definition.EnsureKey("table", Dialect.PostgreSQL),
+                        "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON table ((data->>'Id'))",
+                        "CREATE INDEX for key statement without schema not constructed correctly");
                 })
-            })),
+            ]),
-        TestList("Op", new[]
+            TestList("EnsureIndexOn",
-        {
+            [
-            TestCase("EQ succeeds", () =>
+                TestCase("succeeds for multiple fields and directions", () =>
-            {
-                Expect.equal(Op.EQ.ToString(), "=", "The equals operator was not correct");
-            }),
-            TestCase("GT succeeds", () =>
-            {
-                Expect.equal(Op.GT.ToString(), ">", "The greater than operator was not correct");
-            }),
-            TestCase("GE succeeds", () =>
-            {
-                Expect.equal(Op.GE.ToString(), ">=", "The greater than or equal to operator was not correct");
-            }),
-            TestCase("LT succeeds", () =>
-            {
-                Expect.equal(Op.LT.ToString(), "<", "The less than operator was not correct");
-            }),
-            TestCase("LE succeeds", () =>
-            {
-                Expect.equal(Op.LE.ToString(), "<=", "The less than or equal to operator was not correct");
-            }),
-            TestCase("NE succeeds", () =>
-            {
-                Expect.equal(Op.NE.ToString(), "<>", "The not equal to operator was not correct");
-            }),
-            TestCase("BT succeeds", () =>
-            {
-                Expect.equal(Op.BT.ToString(), "BETWEEN", "The \"between\" operator was not correct");
-            }),
-            TestCase("EX succeeds", () =>
-            {
-                Expect.equal(Op.EX.ToString(), "IS NOT NULL", "The \"exists\" operator was not correct");
-            }),
-            TestCase("NEX succeeds", () =>
-            {
-                Expect.equal(Op.NEX.ToString(), "IS NULL", "The \"not exists\" operator was not correct");
-            })
-        }),
-        TestList("Field", new[]
-        {
-            TestCase("EQ succeeds", () =>
-            {
-                var field = Field.EQ("Test", 14);
-                Expect.equal(field.Name, "Test", "Field name incorrect");
-                Expect.equal(field.Op, Op.EQ, "Operator incorrect");
-                Expect.equal(field.Value, 14, "Value incorrect");
-            }),
-            TestCase("GT succeeds", () =>
-            {
-                var field = Field.GT("Great", "night");
-                Expect.equal(field.Name, "Great", "Field name incorrect");
-                Expect.equal(field.Op, Op.GT, "Operator incorrect");
-                Expect.equal(field.Value, "night", "Value incorrect");
-            }),
-            TestCase("GE succeeds", () =>
-            {
-                var field = Field.GE("Nice", 88L);
-                Expect.equal(field.Name, "Nice", "Field name incorrect");
-                Expect.equal(field.Op, Op.GE, "Operator incorrect");
-                Expect.equal(field.Value, 88L, "Value incorrect");
-            }),
-            TestCase("LT succeeds", () =>
-            {
-                var field = Field.LT("Lesser", "seven");
-                Expect.equal(field.Name, "Lesser", "Field name incorrect");
-                Expect.equal(field.Op, Op.LT, "Operator incorrect");
-                Expect.equal(field.Value, "seven", "Value incorrect");
-            }),
-            TestCase("LE succeeds", () =>
-            {
-                var field = Field.LE("Nobody", "KNOWS");
-                Expect.equal(field.Name, "Nobody", "Field name incorrect");
-                Expect.equal(field.Op, Op.LE, "Operator incorrect");
-                Expect.equal(field.Value, "KNOWS", "Value incorrect");
-            }),
-            TestCase("NE succeeds", () =>
-            {
-                var field = Field.NE("Park", "here");
-                Expect.equal(field.Name, "Park", "Field name incorrect");
-                Expect.equal(field.Op, Op.NE, "Operator incorrect");
-                Expect.equal(field.Value, "here", "Value incorrect");
-            }),
-            TestCase("BT succeeds", () =>
-            {
-                var field = Field.BT("Age", 18, 49);
-                Expect.equal(field.Name, "Age", "Field name incorrect");
-                Expect.equal(field.Op, Op.BT, "Operator incorrect");
-                Expect.equal(((FSharpList<object>)field.Value).ToArray(), new object[] { 18, 49 }, "Value incorrect");
-            }),
-            TestCase("EX succeeds", () =>
-            {
-                var field = Field.EX("Groovy");
-                Expect.equal(field.Name, "Groovy", "Field name incorrect");
-                Expect.equal(field.Op, Op.EX, "Operator incorrect");
-            }),
-            TestCase("NEX succeeds", () =>
-            {
-                var field = Field.NEX("Rad");
-                Expect.equal(field.Name, "Rad", "Field name incorrect");
-                Expect.equal(field.Op, Op.NEX, "Operator incorrect");
-            })
-        }),
-        TestList("Query", new[]
-        {
-            TestCase("SelectFromTable succeeds", () =>
-            {
-                Expect.equal(Query.SelectFromTable("test.table"), "SELECT data FROM test.table",
-                    "SELECT statement not correct");
-            }),
-            TestList("Definition", new[]
-            {
-                TestCase("EnsureTableFor succeeds", () =>
-                {
-                    Expect.equal(Query.Definition.EnsureTableFor("my.table", "JSONB"),
-                        "CREATE TABLE IF NOT EXISTS my.table (data JSONB NOT NULL)",
-                        "CREATE TABLE statement not constructed correctly");
-                }),
-                TestList("EnsureKey", new[]
-                {
-                    TestCase("succeeds when a schema is present", () =>
-                    {
-                        Expect.equal(Query.Definition.EnsureKey("test.table"),
-                            "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON test.table ((data ->> 'Id'))",
-                            "CREATE INDEX for key statement with schema not constructed correctly");
-                    }),
-                    TestCase("succeeds when a schema is not present", () =>
-                    {
-                        Expect.equal(Query.Definition.EnsureKey("table"),
-                            "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON table ((data ->> 'Id'))",
-                            "CREATE INDEX for key statement without schema not constructed correctly");
-                    })
-                }),
-                TestCase("EnsureIndexOn succeeds for multiple fields and directions", () =>
                 {
                     Expect.equal(
                         Query.Definition.EnsureIndexOn("test.table", "gibberish",
-                            new[] { "taco", "guac DESC", "salsa ASC" }),
+                            ["taco", "guac DESC", "salsa ASC"], Dialect.SQLite),
                         "CREATE INDEX IF NOT EXISTS idx_table_gibberish ON test.table "
-                        + "((data ->> 'taco'), (data ->> 'guac') DESC, (data ->> 'salsa') ASC)",
+                            + "((data->>'taco'), (data->>'guac') DESC, (data->>'salsa') ASC)",
                         "CREATE INDEX for multiple field statement incorrect");
+                }),
+                TestCase("succeeds for nested PostgreSQL field", () =>
+                {
+                    Expect.equal(
+                        Query.Definition.EnsureIndexOn("tbl", "nest", ["a.b.c"], Dialect.PostgreSQL),
+                        "CREATE INDEX IF NOT EXISTS idx_tbl_nest ON tbl ((data#>>'{a,b,c}'))",
+                        "CREATE INDEX for nested PostgreSQL field incorrect");
+                }),
+                TestCase("succeeds for nested SQLite field", () =>
+                {
+                    Expect.equal(
+                        Query.Definition.EnsureIndexOn("tbl", "nest", ["a.b.c"], Dialect.SQLite),
+                        "CREATE INDEX IF NOT EXISTS idx_tbl_nest ON tbl ((data->>'a'->>'b'->>'c'))",
+                        "CREATE INDEX for nested SQLite field incorrect");
                 })
-            }),
+            ])
-            TestCase("Insert succeeds", () =>
+        ]),
+        TestCase("Insert succeeds", () =>
+        {
+            Expect.equal(Query.Insert("tbl"), "INSERT INTO tbl VALUES (@data)", "INSERT statement not correct");
+        }),
+        TestCase("Save succeeds", () =>
+        {
+            Expect.equal(Query.Save("tbl"),
+                "INSERT INTO tbl VALUES (@data) ON CONFLICT ((data->>'Id')) DO UPDATE SET data = EXCLUDED.data",
+                "INSERT ON CONFLICT UPDATE statement not correct");
+        }),
+        TestCase("Count succeeds", () =>
+        {
+            Expect.equal(Query.Count("tbl"), "SELECT COUNT(*) AS it FROM tbl", "Count query not correct");
+        }),
+        TestCase("Exists succeeds", () =>
+        {
+            Expect.equal(Query.Exists("tbl", "chicken"), "SELECT EXISTS (SELECT 1 FROM tbl WHERE chicken) AS it",
+                "Exists query not correct");
+        }),
+        TestCase("Find succeeds", () =>
+        {
+            Expect.equal(Query.Find("test.table"), "SELECT data FROM test.table", "Find query not correct");
+        }),
+        TestCase("Update succeeds", () =>
+        {
+            Expect.equal(Query.Update("tbl"), "UPDATE tbl SET data = @data", "Update query not correct");
+        }),
+        TestCase("Delete succeeds", () =>
+        {
+            Expect.equal(Query.Delete("tbl"), "DELETE FROM tbl", "Delete query not correct");
+        }),
+        TestList("OrderBy",
+        [
+            TestCase("succeeds for no fields", () =>
             {
-                Expect.equal(Query.Insert("tbl"), "INSERT INTO tbl VALUES (@data)", "INSERT statement not correct");
+                Expect.equal(Query.OrderBy([], Dialect.PostgreSQL), "", "Order By should have been blank (PostgreSQL)");
+                Expect.equal(Query.OrderBy([], Dialect.SQLite), "", "Order By should have been blank (SQLite)");
             }),
-            TestCase("Save succeeds", () =>
+            TestCase("succeeds for PostgreSQL with one field and no direction", () =>
             {
-                Expect.equal(Query.Save("tbl"),
+                Expect.equal(Query.OrderBy([Field.Named("TestField")], Dialect.PostgreSQL),
-                    "INSERT INTO tbl VALUES (@data) ON CONFLICT ((data->>'Id')) DO UPDATE SET data = EXCLUDED.data",
+                    " ORDER BY data->>'TestField'", "Order By not constructed correctly");
-                    "INSERT ON CONFLICT UPDATE statement not correct");
+            }),
+            TestCase("succeeds for SQLite with one field and no direction", () =>
+            {
+                Expect.equal(Query.OrderBy([Field.Named("TestField")], Dialect.SQLite),
+                    " ORDER BY data->>'TestField'", "Order By not constructed correctly");
+            }),
+            TestCase("succeeds for PostgreSQL with multiple fields and direction", () =>
+            {
+                Expect.equal(
+                    Query.OrderBy(
+                        [
+                            Field.Named("Nested.Test.Field DESC"), Field.Named("AnotherField"),
+                            Field.Named("It DESC")
+                        ], Dialect.PostgreSQL),
+                    " ORDER BY data#>>'{Nested,Test,Field}' DESC, data->>'AnotherField', data->>'It' DESC",
+                    "Order By not constructed correctly");
+            }),
+            TestCase("succeeds for SQLite with multiple fields and direction", () =>
+            {
+                Expect.equal(
+                    Query.OrderBy(
+                        [
+                            Field.Named("Nested.Test.Field DESC"), Field.Named("AnotherField"),
+                            Field.Named("It DESC")
+                        ], Dialect.SQLite),
+                    " ORDER BY data->>'Nested'->>'Test'->>'Field' DESC, data->>'AnotherField', data->>'It' DESC",
+                    "Order By not constructed correctly");
+            }),
+            TestCase("succeeds for PostgreSQL numeric fields", () =>
+            {
+                Expect.equal(Query.OrderBy([Field.Named("n:Test")], Dialect.PostgreSQL),
+                    " ORDER BY (data->>'Test')::numeric", "Order By not constructed correctly for numeric field");
+            }),
+            TestCase("succeeds for SQLite numeric fields", () =>
+            {
+                Expect.equal(Query.OrderBy([Field.Named("n:Test")], Dialect.SQLite), " ORDER BY data->>'Test'",
+                    "Order By not constructed correctly for numeric field");
             })
-        })
+        ])
-    });
+    ]);
+    
+    /// <summary>
+    /// Unit tests
+    /// </summary>
+    [Tests]
+    public static readonly Test Unit = TestList("Common.C# Unit",
+    [
+        OpTests,
+        FieldTests,
+        FieldMatchTests,
+        ParameterNameTests,
+        AutoIdTests,
+        QueryTests,
+        TestSequenced(ConfigurationTests)
+    ]);
 }

src/Tests.CSharp/PostgresCSharpExtensionTests.cs

@@ -31,17 +31,17 @@ public class PostgresCSharpExtensionTests
     /// Integration tests for the SQLite extension methods
     /// </summary>
     [Tests]
-    public static readonly Test Integration = TestList("Postgres.C#.Extensions", new[]
+    public static readonly Test Integration = TestList("Postgres.C#.Extensions",
-    {
+    [
-        TestList("CustomList", new[]
+        TestList("CustomList",
-        {
+        [
             TestCase("succeeds when data is found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var docs = await conn.CustomList(Query.SelectFromTable(PostgresDb.TableName), Parameters.None,
+                var docs = await conn.CustomList(Query.Find(PostgresDb.TableName), Parameters.None,
                     Results.FromData<JsonDocument>);
                 Expect.equal(docs.Count, 5, "There should have been 5 documents returned");
             }),
@@ -53,13 +53,13 @@ public class PostgresCSharpExtensionTests
 
                 var docs = await conn.CustomList(
                     $"SELECT data FROM {PostgresDb.TableName} WHERE data @? @path::jsonpath",
-                    new[] { Tuple.Create("@path", Sql.@string("$.NumValue ? (@ > 100)")) },
+                    [Tuple.Create("@path", Sql.@string("$.NumValue ? (@ > 100)"))],
                     Results.FromData<JsonDocument>);
                 Expect.isEmpty(docs, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("CustomSingle", new[]
+        TestList("CustomSingle",
-        {
+        [
             TestCase("succeeds when a row is found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -67,7 +67,7 @@ public class PostgresCSharpExtensionTests
                 await LoadDocs();
 
                 var doc = await conn.CustomSingle($"SELECT data FROM {PostgresDb.TableName} WHERE data ->> 'Id' = @id",
-                    new[] { Tuple.Create("@id", Sql.@string("one")) }, Results.FromData<JsonDocument>);
+                    [Tuple.Create("@id", Sql.@string("one"))], Results.FromData<JsonDocument>);
                 Expect.isNotNull(doc, "There should have been a document returned");
                 Expect.equal(doc.Id, "one", "The incorrect document was returned");
             }),
@@ -78,12 +78,12 @@ public class PostgresCSharpExtensionTests
                 await LoadDocs();
 
                 var doc = await conn.CustomSingle($"SELECT data FROM {PostgresDb.TableName} WHERE data ->> 'Id' = @id",
-                    new[] { Tuple.Create("@id", Sql.@string("eighty")) }, Results.FromData<JsonDocument>);
+                    [Tuple.Create("@id", Sql.@string("eighty"))], Results.FromData<JsonDocument>);
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("CustomNonQuery", new[]
+        TestList("CustomNonQuery",
-        {
+        [
             TestCase("succeeds when operating on data", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -102,12 +102,12 @@ public class PostgresCSharpExtensionTests
                 await LoadDocs();
 
                 await conn.CustomNonQuery($"DELETE FROM {PostgresDb.TableName} WHERE data @? @path::jsonpath",
-                    new[] { Tuple.Create("@path", Sql.@string("$.NumValue ? (@ > 100)")) });
+                    [Tuple.Create("@path", Sql.@string("$.NumValue ? (@ > 100)"))]);
         
                 var remaining = await conn.CountAll(PostgresDb.TableName);
                 Expect.equal(remaining, 5, "There should be 5 documents remaining in the table");
             })
-        }),
+        ]),
         TestCase("Scalar succeeds", async () =>
         {
             await using var db = PostgresDb.BuildDb();
@@ -119,58 +119,64 @@ public class PostgresCSharpExtensionTests
         {
             await using var db = PostgresDb.BuildDb();
             await using var conn = MkConn(db);
-            var tableExists = () => conn.CustomScalar(
-                "SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'ensured') AS it", Parameters.None,
-                Results.ToExists);
-            var keyExists = () => conn.CustomScalar(
-                "SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'idx_ensured_key') AS it", Parameters.None,
-                Results.ToExists);
 
-            var exists = await tableExists();
+            var exists = await TableExists();
-            var alsoExists = await keyExists();
+            var alsoExists = await KeyExists();
             Expect.isFalse(exists, "The table should not exist already");
             Expect.isFalse(alsoExists, "The key index should not exist already");
 
             await conn.EnsureTable("ensured");
-            exists = await tableExists();
+            exists = await TableExists();
-            alsoExists = await keyExists();
+            alsoExists = await KeyExists();
             Expect.isTrue(exists, "The table should now exist");
             Expect.isTrue(alsoExists, "The key index should now exist");
+            return;
+
+            Task<bool> KeyExists() =>
+                conn.CustomScalar("SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'idx_ensured_key') AS it",
+                    Parameters.None, Results.ToExists);
+            Task<bool> TableExists() =>
+                conn.CustomScalar("SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'ensured') AS it",
+                    Parameters.None, Results.ToExists);
         }),
         TestCase("EnsureDocumentIndex succeeds", async () =>
         {
             await using var db = PostgresDb.BuildDb();
             await using var conn = MkConn(db);
-            var indexExists = () => conn.CustomScalar(
-                "SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'idx_ensured_document') AS it", Parameters.None,
-                Results.ToExists);
 
-            var exists = await indexExists();
+            var exists = await IndexExists();
             Expect.isFalse(exists, "The index should not exist already");
 
             await conn.EnsureTable("ensured");
             await conn.EnsureDocumentIndex("ensured", DocumentIndex.Optimized);
-            exists = await indexExists();
+            exists = await IndexExists();
             Expect.isTrue(exists, "The index should now exist");
+            return;
+
+            Task<bool> IndexExists() =>
+                conn.CustomScalar("SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'idx_ensured_document') AS it",
+                    Parameters.None, Results.ToExists);
         }),
         TestCase("EnsureFieldIndex succeeds", async () =>
         {
             await using var db = PostgresDb.BuildDb();
             await using var conn = MkConn(db);
-            var indexExists = () => conn.CustomScalar(
-                "SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'idx_ensured_test') AS it", Parameters.None,
-                Results.ToExists);
 
-            var exists = await indexExists();
+            var exists = await IndexExists();
             Expect.isFalse(exists, "The index should not exist already");
 
             await conn.EnsureTable("ensured");
-            await conn.EnsureFieldIndex("ensured", "test", new[] { "Id", "Category" });
+            await conn.EnsureFieldIndex("ensured", "test", ["Id", "Category"]);
-            exists = await indexExists();
+            exists = await IndexExists();
             Expect.isTrue(exists, "The index should now exist");
+            return;
+
+            Task<bool> IndexExists() =>
+                conn.CustomScalar("SELECT EXISTS (SELECT 1 FROM pg_class WHERE relname = 'idx_ensured_test') AS it",
+                    Parameters.None, Results.ToExists);
         }),
-        TestList("Insert", new[]
+        TestList("Insert",
-        {
+        [
             TestCase("succeeds", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -198,9 +204,9 @@ public class PostgresCSharpExtensionTests
                     // This is what should have happened
                 }
             })
-        }),
+        ]),
-        TestList("save", new[]
+        TestList("save",
-        {
+        [
             TestCase("succeeds when a document is inserted", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -230,7 +236,7 @@ public class PostgresCSharpExtensionTests
                 Expect.isNotNull(after, "There should have been a document returned post-update");
                 Expect.equal(after.Sub!.Foo, "c", "The updated document is not correct");
             })
-        }),
+        ]),
         TestCase("CountAll succeeds", async () =>
         {
             await using var db = PostgresDb.BuildDb();
@@ -240,13 +246,14 @@ public class PostgresCSharpExtensionTests
             var theCount = await conn.CountAll(PostgresDb.TableName);
             Expect.equal(theCount, 5, "There should have been 5 matching documents");
         }),
-        TestCase("CountByField succeeds", async () =>
+        TestCase("CountByFields succeeds", async () =>
         {
             await using var db = PostgresDb.BuildDb();
             await using var conn = MkConn(db);
             await LoadDocs();
 
-            var theCount = await conn.CountByField(PostgresDb.TableName, Field.EQ("Value", "purple"));
+            var theCount = await conn.CountByFields(PostgresDb.TableName, FieldMatch.Any,
+                [Field.EQ("Value", "purple")]);
             Expect.equal(theCount, 2, "There should have been 2 matching documents");
         }),
         TestCase("CountByContains succeeds", async () =>
@@ -267,8 +274,8 @@ public class PostgresCSharpExtensionTests
             var theCount = await conn.CountByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ > 5)");
             Expect.equal(theCount, 3, "There should have been 3 matching documents");
         }),
-        TestList("ExistsById", new[]
+        TestList("ExistsById",
-        {
+        [
             TestCase("succeeds when a document exists", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -287,16 +294,16 @@ public class PostgresCSharpExtensionTests
                 var exists = await conn.ExistsById(PostgresDb.TableName, "seven");
                 Expect.isFalse(exists, "There should not have been an existing document");
             })
-        }),
+        ]),
-        TestList("ExistsByField", new[]
+        TestList("ExistsByField",
-        {
+        [
             TestCase("succeeds when documents exist", async () =>
             {
                 await using var db   = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var exists = await conn.ExistsByField(PostgresDb.TableName, Field.EX("Sub"));
+                var exists = await conn.ExistsByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EX("Sub")]);
                 Expect.isTrue(exists, "There should have been existing documents");
             }),
             TestCase("succeeds when documents do not exist", async () =>
@@ -305,12 +312,13 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var exists = await conn.ExistsByField(PostgresDb.TableName, Field.EQ("NumValue", "six"));
+                var exists =
+                    await conn.ExistsByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EQ("NumValue", "six")]);
                 Expect.isFalse(exists, "There should not have been existing documents");
             })
-        }),
+        ]),
-        TestList("ExistsByContains", new[]
+        TestList("ExistsByContains",
-        {
+        [
             TestCase("succeeds when documents exist", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -329,9 +337,9 @@ public class PostgresCSharpExtensionTests
                 var exists = await conn.ExistsByContains(PostgresDb.TableName, new { Nothing = "none" });
                 Expect.isFalse(exists, "There should not have been any existing documents");
             })
-        }),
+        ]),
-        TestList("ExistsByJsonPath", new[]
+        TestList("ExistsByJsonPath",
-        {
+        [
             TestCase("succeeds when documents exist", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -350,9 +358,9 @@ public class PostgresCSharpExtensionTests
                 var exists = await conn.ExistsByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ > 1000)");
                 Expect.isFalse(exists, "There should not have been any existing documents");
             })
-        }),
+        ]),
-        TestList("FindAll", new[]
+        TestList("FindAll",
-        {
+        [
             TestCase("succeeds when there is data", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -372,9 +380,47 @@ public class PostgresCSharpExtensionTests
                 var results = await conn.FindAll<JsonDocument>(PostgresDb.TableName);
                 Expect.isEmpty(results, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("FindById", new[]
+        TestList("FindAllOrdered",
-        {
+        [
+            TestCase("succeeds when ordering numerically", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var results =
+                    await conn.FindAllOrdered<JsonDocument>(PostgresDb.TableName, [Field.Named("n:NumValue")]);
+                Expect.hasLength(results, 5, "There should have been 5 documents returned");
+                Expect.equal(string.Join('|', results.Select(x => x.Id)), "one|three|two|four|five",
+                    "The documents were not ordered correctly");
+            }),
+            TestCase("succeeds when ordering numerically descending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var results =
+                    await conn.FindAllOrdered<JsonDocument>(PostgresDb.TableName, [Field.Named("n:NumValue DESC")]);
+                Expect.hasLength(results, 5, "There should have been 5 documents returned");
+                Expect.equal(string.Join('|', results.Select(x => x.Id)), "five|four|two|three|one",
+                    "The documents were not ordered correctly");
+            }),
+            TestCase("succeeds when ordering alphabetically", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var results = await conn.FindAllOrdered<JsonDocument>(PostgresDb.TableName, [Field.Named("Id DESC")]);
+                Expect.hasLength(results, 5, "There should have been 5 documents returned");
+                Expect.equal(string.Join('|', results.Select(x => x.Id)), "two|three|one|four|five",
+                    "The documents were not ordered correctly");
+            })
+        ]),
+        TestList("FindById",
+        [
             TestCase("succeeds when a document is found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -394,16 +440,17 @@ public class PostgresCSharpExtensionTests
                 var doc = await conn.FindById<string, JsonDocument>(PostgresDb.TableName, "three hundred eighty-seven");
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("FindByField", new[]
+        TestList("FindByFields",
-        {
+        [
             TestCase("succeeds when documents are found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var docs = await conn.FindByField<JsonDocument>(PostgresDb.TableName, Field.EQ("Value", "another"));
+                var docs = await conn.FindByFields<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "another")]);
                 Expect.equal(docs.Count, 1, "There should have been one document returned");
             }),
             TestCase("succeeds when documents are not found", async () =>
@@ -412,12 +459,40 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var docs = await conn.FindByField<JsonDocument>(PostgresDb.TableName, Field.EQ("Value", "mauve"));
+                var docs = await conn.FindByFields<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "mauve")]);
                 Expect.isEmpty(docs, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("FindByContains", new[]
+        TestList("FindByFieldsOrdered",
-        {
+        [
+            TestCase("succeeds when documents are found", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var docs = await conn.FindByFieldsOrdered<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "purple")], [Field.Named("Id")]);
+                Expect.hasLength(docs, 2, "There should have been two document returned");
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "five|four",
+                    "The documents were not ordered correctly");
+            }),
+            TestCase("succeeds when documents are not found", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var docs = await conn.FindByFieldsOrdered<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "purple")], [Field.Named("Id DESC")]);
+                Expect.hasLength(docs, 2, "There should have been two document returned");
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "four|five",
+                    "The documents were not ordered correctly");
+            })
+        ]),
+        TestList("FindByContains",
+        [
             TestCase("succeeds when documents are found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -437,9 +512,37 @@ public class PostgresCSharpExtensionTests
                 var docs = await conn.FindByContains<JsonDocument>(PostgresDb.TableName, new { Value = "mauve" });
                 Expect.isEmpty(docs, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("FindByJsonPath", new[]
+        TestList("FindByContainsOrdered",
-        {
+        [
+            // Id = two, Sub.Bar = blue; Id = four, Sub.Bar = red
+            TestCase("succeeds when sorting ascending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var docs = await conn.FindByContainsOrdered<JsonDocument>(PostgresDb.TableName,
+                    new { Sub = new { Foo = "green" } }, [Field.Named("Sub.Bar")]);
+                Expect.hasLength(docs, 2, "There should have been two documents returned");
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "two|four",
+                    "Documents not ordered correctly");
+            }),
+            TestCase("succeeds when sorting descending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var docs = await conn.FindByContainsOrdered<JsonDocument>(PostgresDb.TableName,
+                    new { Sub = new { Foo = "green" } }, [Field.Named("Sub.Bar DESC")]);
+                Expect.hasLength(docs, 2, "There should have been two documents returned");
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "four|two",
+                    "Documents not ordered correctly");
+            })
+        ]),
+        TestList("FindByJsonPath",
+        [
             TestCase("succeeds when documents are found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -458,16 +561,45 @@ public class PostgresCSharpExtensionTests
                 var docs = await conn.FindByJsonPath<JsonDocument>(PostgresDb.TableName, "$.NumValue ? (@ < 0)");
                 Expect.isEmpty(docs, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("FindFirstByField", new[]
+        TestList("FindByJsonPathOrdered",
-        {
+        [
+            // Id = one, NumValue = 0; Id = two, NumValue = 10; Id = three, NumValue = 4
+            TestCase("succeeds when sorting ascending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var docs = await conn.FindByJsonPathOrdered<JsonDocument>(PostgresDb.TableName, "$.NumValue ? (@ < 15)",
+                    [Field.Named("n:NumValue")]);
+                Expect.hasLength(docs, 3, "There should have been 3 documents returned");
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "one|three|two",
+                    "Documents not ordered correctly");
+            }),
+            TestCase("succeeds when sorting descending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var docs = await conn.FindByJsonPathOrdered<JsonDocument>(PostgresDb.TableName, "$.NumValue ? (@ < 15)",
+                    [Field.Named("n:NumValue DESC")]);
+                Expect.hasLength(docs, 3, "There should have been 3 documents returned");
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "two|three|one",
+                    "Documents not ordered correctly");
+            })
+        ]),
+        TestList("FindFirstByFields",
+        [
             TestCase("succeeds when a document is found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var doc = await conn.FindFirstByField<JsonDocument>(PostgresDb.TableName, Field.EQ("Value", "another"));
+                var doc = await conn.FindFirstByFields<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "another")]);
                 Expect.isNotNull(doc, "There should have been a document returned");
                 Expect.equal(doc.Id, "two", "The incorrect document was returned");
             }),
@@ -477,9 +609,10 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var doc = await conn.FindFirstByField<JsonDocument>(PostgresDb.TableName, Field.EQ("Value", "purple"));
+                var doc = await conn.FindFirstByFields<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "purple")]);
                 Expect.isNotNull(doc, "There should have been a document returned");
-                Expect.contains(new[] { "five", "four" }, doc.Id, "An incorrect document was returned");
+                Expect.contains(["five", "four"], doc.Id, "An incorrect document was returned");
             }),
             TestCase("succeeds when a document is not found", async () =>
             {
@@ -487,12 +620,38 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                var doc = await conn.FindFirstByField<JsonDocument>(PostgresDb.TableName, Field.EQ("Value", "absent"));
+                var doc = await conn.FindFirstByFields<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "absent")]);
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("FindFirstByContains", new[]
+        TestList("FindFirstByFieldsOrdered",
-        {
+        [
+            TestCase("succeeds when sorting ascending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByFieldsOrdered<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "purple")], [Field.Named("Id")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("five", doc.Id, "An incorrect document was returned");
+            }),
+            TestCase("succeeds when a document is not found", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByFieldsOrdered<JsonDocument>(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "purple")], [Field.Named("Id DESC")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("four", doc.Id, "An incorrect document was returned");
+            })
+        ]),
+        TestList("FindFirstByContains",
+        [
             TestCase("succeeds when a document is found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -512,7 +671,7 @@ public class PostgresCSharpExtensionTests
                 var doc = await conn.FindFirstByContains<JsonDocument>(PostgresDb.TableName,
                     new { Sub = new { Foo = "green" } });
                 Expect.isNotNull(doc, "There should have been a document returned");
-                Expect.contains(new[] { "two", "four" }, doc.Id, "An incorrect document was returned");
+                Expect.contains(["two", "four"], doc.Id, "An incorrect document was returned");
             }),
             TestCase("succeeds when a document is not found", async () =>
             {
@@ -523,9 +682,34 @@ public class PostgresCSharpExtensionTests
                 var doc = await conn.FindFirstByContains<JsonDocument>(PostgresDb.TableName, new { Value = "absent" });
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("FindFirstByJsonPath", new[]
+        TestList("FindFirstByContainsOrdered",
-        {
+        [
+            TestCase("succeeds when sorting ascending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByContainsOrdered<JsonDocument>(PostgresDb.TableName,
+                    new { Sub = new { Foo = "green" } }, [Field.Named("Value")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("two", doc.Id, "An incorrect document was returned");
+            }),
+            TestCase("succeeds when sorting descending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByContainsOrdered<JsonDocument>(PostgresDb.TableName,
+                    new { Sub = new { Foo = "green" } }, [Field.Named("Value DESC")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("four", doc.Id, "An incorrect document was returned");
+            })
+        ]),
+        TestList("FindFirstByJsonPath",
+        [
             TestCase("succeeds when a document is found", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -546,7 +730,7 @@ public class PostgresCSharpExtensionTests
                 var doc = await conn.FindFirstByJsonPath<JsonDocument>(PostgresDb.TableName,
                     "$.Sub.Foo ? (@ == \"green\")");
                 Expect.isNotNull(doc, "There should have been a document returned");
-                Expect.contains(new[] { "two", "four" }, doc.Id, "An incorrect document was returned");
+                Expect.contains(["two", "four"], doc.Id, "An incorrect document was returned");
             }),
             TestCase("succeeds when a document is not found", async () =>
             {
@@ -557,9 +741,34 @@ public class PostgresCSharpExtensionTests
                 var doc = await conn.FindFirstByJsonPath<JsonDocument>(PostgresDb.TableName, "$.Id ? (@ == \"nope\")");
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("UpdateById", new[]
+        TestList("FindFirstByJsonPathOrdered",
-        {
+        [
+            TestCase("succeeds when sorting ascending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByJsonPathOrdered<JsonDocument>(PostgresDb.TableName,
+                    "$.Sub.Foo ? (@ == \"green\")", [Field.Named("Sub.Bar")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("two", doc.Id, "An incorrect document was returned");
+            }),
+            TestCase("succeeds when sorting descending", async () =>
+            {
+                await using var db = PostgresDb.BuildDb();
+                await using var conn = MkConn(db);
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByJsonPathOrdered<JsonDocument>(PostgresDb.TableName,
+                    "$.Sub.Foo ? (@ == \"green\")", [Field.Named("Sub.Bar DESC")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("four", doc.Id, "An incorrect document was returned");
+            })
+        ]),
+        TestList("UpdateById",
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -588,9 +797,9 @@ public class PostgresCSharpExtensionTests
                 await conn.UpdateById(PostgresDb.TableName, "test",
                     new JsonDocument { Id = "x", Sub = new() { Foo = "blue", Bar = "red" } });
             })
-        }),
+        ]),
-        TestList("UpdateByFunc", new[]
+        TestList("UpdateByFunc",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -617,9 +826,9 @@ public class PostgresCSharpExtensionTests
                 await conn.UpdateByFunc(PostgresDb.TableName, doc => doc.Id,
                     new JsonDocument { Id = "one", Value = "le un", NumValue = 1 });
             })
-        }),
+        ]),
-        TestList("PatchById", new[]
+        TestList("PatchById",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -641,17 +850,19 @@ public class PostgresCSharpExtensionTests
                 // This not raising an exception is the test
                 await conn.PatchById(PostgresDb.TableName, "test", new { Foo = "green" });
             })
-        }),
+        ]),
-        TestList("PatchByField", new[]
+        TestList("PatchByFields",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.PatchByField(PostgresDb.TableName, Field.EQ("Value", "purple"), new { NumValue = 77 });
+                await conn.PatchByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EQ("Value", "purple")],
-                var after = await conn.CountByField(PostgresDb.TableName, Field.EQ("NumValue", "77"));
+                    new { NumValue = 77 });
+                var after = await conn.CountByFields(PostgresDb.TableName, FieldMatch.Any,
+                    [Field.EQ("NumValue", "77")]);
                 Expect.equal(after, 2, "There should have been 2 documents returned");
             }),
             TestCase("succeeds when no document is updated", async () =>
@@ -662,11 +873,12 @@ public class PostgresCSharpExtensionTests
                 Expect.equal(before, 0, "There should have been no documents returned");
                 
                 // This not raising an exception is the test
-                await conn.PatchByField(PostgresDb.TableName, Field.EQ("Value", "burgundy"), new { Foo = "green" });
+                await conn.PatchByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EQ("Value", "burgundy")],
+                    new { Foo = "green" });
             })
-        }),
+        ]),
-        TestList("PatchByContains", new[]
+        TestList("PatchByContains",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db   = PostgresDb.BuildDb();
@@ -687,9 +899,9 @@ public class PostgresCSharpExtensionTests
                 // This not raising an exception is the test
                 await conn.PatchByContains(PostgresDb.TableName, new { Value = "burgundy" }, new { Foo = "green" });
             })
-        }),
+        ]),
-        TestList("PatchByJsonPath", new[]
+        TestList("PatchByJsonPath",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -710,16 +922,16 @@ public class PostgresCSharpExtensionTests
                 // This not raising an exception is the test
                 await conn.PatchByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ < 0)", new { Foo = "green" });
             })
-        }),
+        ]),
-        TestList("RemoveFieldsById", new[]
+        TestList("RemoveFieldsById",
-        {
+        [
             TestCase("succeeds when multiple fields are removed", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsById(PostgresDb.TableName, "two", new[] { "Sub", "Value" });
+                await conn.RemoveFieldsById(PostgresDb.TableName, "two", ["Sub", "Value"]);
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "two");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.equal(updated.Value, "", "The string value should have been removed");
@@ -731,7 +943,7 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsById(PostgresDb.TableName, "two", new[] { "Sub" });
+                await conn.RemoveFieldsById(PostgresDb.TableName, "two", ["Sub"]);
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "two");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.notEqual(updated.Value, "", "The string value should not have been removed");
@@ -744,7 +956,7 @@ public class PostgresCSharpExtensionTests
                 await LoadDocs();
                     
                 // This not raising an exception is the test
-                await conn.RemoveFieldsById(PostgresDb.TableName, "two", new[] { "AFieldThatIsNotThere" });
+                await conn.RemoveFieldsById(PostgresDb.TableName, "two", ["AFieldThatIsNotThere"]);
             }),
             TestCase("succeeds when no document is matched", async () =>
             {
@@ -752,19 +964,19 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 
                 // This not raising an exception is the test
-                await conn.RemoveFieldsById(PostgresDb.TableName, "two", new[] { "Value" });
+                await conn.RemoveFieldsById(PostgresDb.TableName, "two", ["Value"]);
             })
-        }),
+        ]),
-        TestList("RemoveFieldsByField", new[]
+        TestList("RemoveFieldsByFields",
-        {
+        [
             TestCase("succeeds when multiple fields are removed", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsByField(PostgresDb.TableName, Field.EQ("NumValue", "17"),
+                await conn.RemoveFieldsByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EQ("NumValue", "17")],
-                    new[] { "Sub", "Value" });
+                    ["Sub", "Value"]);
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "four");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.equal(updated.Value, "", "The string value should have been removed");
@@ -776,7 +988,8 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsByField(PostgresDb.TableName, Field.EQ("NumValue", "17"), new[] { "Sub" });
+                await conn.RemoveFieldsByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EQ("NumValue", "17")],
+                    ["Sub"]);
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "four");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.notEqual(updated.Value, "", "The string value should not have been removed");
@@ -789,7 +1002,8 @@ public class PostgresCSharpExtensionTests
                 await LoadDocs();
                     
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByField(PostgresDb.TableName, Field.EQ("NumValue", "17"), new[] { "Nothing" });
+                await conn.RemoveFieldsByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EQ("NumValue", "17")],
+                    ["Nothing"]);
             }),
             TestCase("succeeds when no document is matched", async () =>
             {
@@ -797,20 +1011,19 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByField(PostgresDb.TableName, Field.NE("Abracadabra", "apple"),
+                await conn.RemoveFieldsByFields(PostgresDb.TableName, FieldMatch.Any,
-                    new[] { "Value" });
+                    [Field.NE("Abracadabra", "apple")], ["Value"]);
             })
-        }),
+        ]),
-        TestList("RemoveFieldsByContains", new[]
+        TestList("RemoveFieldsByContains",
-        {
+        [
             TestCase("succeeds when multiple fields are removed", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { NumValue = 17 },
+                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { NumValue = 17 }, ["Sub", "Value"]);
-                    new[] { "Sub", "Value" });
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "four");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.equal(updated.Value, "", "The string value should have been removed");
@@ -822,7 +1035,7 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { NumValue = 17 }, new[] { "Sub" });
+                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { NumValue = 17 }, ["Sub"]);
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "four");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.notEqual(updated.Value, "", "The string value should not have been removed");
@@ -835,7 +1048,7 @@ public class PostgresCSharpExtensionTests
                 await LoadDocs();
                     
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { NumValue = 17 }, new[] { "Nothing" });
+                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { NumValue = 17 }, ["Nothing"]);
             }),
             TestCase("succeeds when no document is matched", async () =>
             {
@@ -843,20 +1056,18 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { Abracadabra = "apple" },
+                await conn.RemoveFieldsByContains(PostgresDb.TableName, new { Abracadabra = "apple" }, ["Value"]);
-                    new[] { "Value" });
             })
-        }),
+        ]),
-        TestList("RemoveFieldsByJsonPath", new[]
+        TestList("RemoveFieldsByJsonPath",
-        {
+        [
             TestCase("succeeds when multiple fields are removed", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ == 17)",
+                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ == 17)", ["Sub", "Value"]);
-                    new[] { "Sub", "Value" });
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "four");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.equal(updated.Value, "", "The string value should have been removed");
@@ -868,7 +1079,7 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ == 17)", new[] { "Sub" });
+                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ == 17)", ["Sub"]);
                 var updated = await Find.ById<string, JsonDocument>(PostgresDb.TableName, "four");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.notEqual(updated.Value, "", "The string value should not have been removed");
@@ -881,7 +1092,7 @@ public class PostgresCSharpExtensionTests
                 await LoadDocs();
                     
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ == 17)", new[] { "Nothing" });
+                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.NumValue ? (@ == 17)", ["Nothing"]);
             }),
             TestCase("succeeds when no document is matched", async () =>
             {
@@ -889,12 +1100,11 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.Abracadabra ? (@ == \"apple\")",
+                await conn.RemoveFieldsByJsonPath(PostgresDb.TableName, "$.Abracadabra ? (@ == \"apple\")", ["Value"]);
-                    new[] { "Value" });
             })
-        }),
+        ]),
-        TestList("DeleteById", new[]
+        TestList("DeleteById",
-        {
+        [
             TestCase("succeeds when a document is deleted", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -915,16 +1125,16 @@ public class PostgresCSharpExtensionTests
                 var remaining = await conn.CountAll(PostgresDb.TableName);
                 Expect.equal(remaining, 5, "There should have been 5 documents remaining");
             })
-        }),
+        ]),
-        TestList("DeleteByField", new[]
+        TestList("DeleteByFields",
-        {
+        [
             TestCase("succeeds when documents are deleted", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.DeleteByField(PostgresDb.TableName, Field.NE("Value", "purple"));
+                await conn.DeleteByFields(PostgresDb.TableName, FieldMatch.Any, [Field.NE("Value", "purple")]);
                 var remaining = await conn.CountAll(PostgresDb.TableName);
                 Expect.equal(remaining, 2, "There should have been 2 documents remaining");
             }),
@@ -934,13 +1144,13 @@ public class PostgresCSharpExtensionTests
                 await using var conn = MkConn(db);
                 await LoadDocs();
 
-                await conn.DeleteByField(PostgresDb.TableName, Field.EQ("Value", "crimson"));
+                await conn.DeleteByFields(PostgresDb.TableName, FieldMatch.Any, [Field.EQ("Value", "crimson")]);
                 var remaining = await conn.CountAll(PostgresDb.TableName);
                 Expect.equal(remaining, 5, "There should have been 5 documents remaining");
             })
-        }),
+        ]),
-        TestList("DeleteByContains", new[]
+        TestList("DeleteByContains",
-        {
+        [
             TestCase("succeeds when documents are deleted", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -961,9 +1171,9 @@ public class PostgresCSharpExtensionTests
                 var remaining = await conn.CountAll(PostgresDb.TableName);
                 Expect.equal(remaining, 5, "There should have been 5 documents remaining");
             })
-        }),
+        ]),
-        TestList("DeleteByJsonPath", new[]
+        TestList("DeleteByJsonPath",
-        {
+        [
             TestCase("succeeds when documents are deleted", async () =>
             {
                 await using var db = PostgresDb.BuildDb();
@@ -984,6 +1194,6 @@ public class PostgresCSharpExtensionTests
                 var remaining = await conn.CountAll(PostgresDb.TableName);
                 Expect.equal(remaining, 5, "There should have been 5 documents remaining");
             })
-        }),
+        ]),
-    });
+    ]);
 }

src/Tests.CSharp/PostgresDb.cs

@@ -1,3 +1,4 @@
+using BitBadger.Documents.Postgres;
 using Npgsql;
 using Npgsql.FSharp;
 using ThrowawayDb.Postgres;
@@ -131,7 +132,7 @@ public static class PostgresDb
         var sqlProps = Sql.connect(database.ConnectionString);
 
         Sql.executeNonQuery(Sql.query(Postgres.Query.Definition.EnsureTable(TableName), sqlProps));
-        Sql.executeNonQuery(Sql.query(Query.Definition.EnsureKey(TableName), sqlProps));
+        Sql.executeNonQuery(Sql.query(Query.Definition.EnsureKey(TableName, Dialect.PostgreSQL), sqlProps));
 
         Postgres.Configuration.UseDataSource(MkDataSource(database.ConnectionString));
 

src/Tests.CSharp/SqliteCSharpExtensionTests.cs

@@ -1,6 +1,5 @@
 using Expecto.CSharp;
 using Expecto;
-using Microsoft.Data.Sqlite;
 using BitBadger.Documents.Sqlite;
 
 namespace BitBadger.Documents.Tests.CSharp;
@@ -18,10 +17,10 @@ public static class SqliteCSharpExtensionTests
     /// Integration tests for the SQLite extension methods
     /// </summary>
     [Tests]
-    public static readonly Test Integration = TestList("Sqlite.C#.Extensions", new[]
+    public static readonly Test Integration = TestList("Sqlite.C#.Extensions",
-    {
+    [
-        TestList("CustomSingle", new[]
+        TestList("CustomSingle",
-        {
+        [
             TestCase("succeeds when a row is found", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -29,7 +28,7 @@ public static class SqliteCSharpExtensionTests
                 await LoadDocs();
 
                 var doc = await conn.CustomSingle($"SELECT data FROM {SqliteDb.TableName} WHERE data ->> 'Id' = @id",
-                    new[] { Parameters.Id("one") }, Results.FromData<JsonDocument>);
+                    [Parameters.Id("one")], Results.FromData<JsonDocument>);
                 Expect.isNotNull(doc, "There should have been a document returned");
                 Expect.equal(doc!.Id, "one", "The incorrect document was returned");
             }),
@@ -40,19 +39,19 @@ public static class SqliteCSharpExtensionTests
                 await LoadDocs();
 
                 var doc = await conn.CustomSingle($"SELECT data FROM {SqliteDb.TableName} WHERE data ->> 'Id' = @id",
-                    new[] { Parameters.Id("eighty") }, Results.FromData<JsonDocument>);
+                    [Parameters.Id("eighty")], Results.FromData<JsonDocument>);
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("CustomList", new[]
+        TestList("CustomList",
-        {
+        [
             TestCase("succeeds when data is found", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var docs = await conn.CustomList(Query.SelectFromTable(SqliteDb.TableName), Parameters.None,
+                var docs = await conn.CustomList(Query.Find(SqliteDb.TableName), Parameters.None,
                     Results.FromData<JsonDocument>);
                 Expect.equal(docs.Count, 5, "There should have been 5 documents returned");
             }),
@@ -63,13 +62,13 @@ public static class SqliteCSharpExtensionTests
                 await LoadDocs();
 
                 var docs = await conn.CustomList(
-                    $"SELECT data FROM {SqliteDb.TableName} WHERE data ->> 'NumValue' > @value",
+                    $"SELECT data FROM {SqliteDb.TableName} WHERE data ->> 'NumValue' > @value", [new("@value", 100)],
-                    new[] { new SqliteParameter("@value", 100) }, Results.FromData<JsonDocument>);
+                    Results.FromData<JsonDocument>);
                 Expect.isEmpty(docs, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("CustomNonQuery", new[]
+        TestList("CustomNonQuery",
-        {
+        [
             TestCase("succeeds when operating on data", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -88,12 +87,12 @@ public static class SqliteCSharpExtensionTests
                 await LoadDocs();
 
                 await conn.CustomNonQuery($"DELETE FROM {SqliteDb.TableName} WHERE data ->> 'NumValue' > @value",
-                    new[] { new SqliteParameter("@value", 100) });
+                    [new("@value", 100)]);
 
                 var remaining = await conn.CountAll(SqliteDb.TableName);
                 Expect.equal(remaining, 5L, "There should be 5 documents remaining in the table");
             })
-        }),
+        ]),
         TestCase("CustomScalar succeeds", async () =>
         {
             await using var db = await SqliteDb.BuildDb();
@@ -107,41 +106,44 @@ public static class SqliteCSharpExtensionTests
             await using var db = await SqliteDb.BuildDb();
             await using var conn = Sqlite.Configuration.DbConn();
 
-            Func<string, ValueTask<bool>> itExists = async name =>
+            var exists = await ItExists("ensured");
-                await conn.CustomScalar(
+            var alsoExists = await ItExists("idx_ensured_key");
-                    $"SELECT EXISTS (SELECT 1 FROM {SqliteDb.Catalog} WHERE name = @name) AS it",
-                    new SqliteParameter[] { new("@name", name) }, Results.ToExists);
-
-            var exists = await itExists("ensured");
-            var alsoExists = await itExists("idx_ensured_key");
             Expect.isFalse(exists, "The table should not exist already");
             Expect.isFalse(alsoExists, "The key index should not exist already");
 
             await conn.EnsureTable("ensured");
 
-            exists = await itExists("ensured");
+            exists = await ItExists("ensured");
-            alsoExists = await itExists("idx_ensured_key");
+            alsoExists = await ItExists("idx_ensured_key");
             Expect.isTrue(exists, "The table should now exist");
             Expect.isTrue(alsoExists, "The key index should now exist");
+            return;
+
+            Task<bool> ItExists(string name) =>
+                conn.CustomScalar($"SELECT EXISTS (SELECT 1 FROM {SqliteDb.Catalog} WHERE name = @name) AS it",
+                    [new("@name", name)], Results.ToExists);
         }),
         TestCase("EnsureFieldIndex succeeds", async () =>
         {
             await using var db = await SqliteDb.BuildDb();
             await using var conn = Sqlite.Configuration.DbConn();
-            var indexExists = () => conn.CustomScalar(
-                $"SELECT EXISTS (SELECT 1 FROM {SqliteDb.Catalog} WHERE name = 'idx_ensured_test') AS it",
-                Parameters.None, Results.ToExists);
 
-            var exists = await indexExists();
+            var exists = await IndexExists();
             Expect.isFalse(exists, "The index should not exist already");
 
             await conn.EnsureTable("ensured");
-            await conn.EnsureFieldIndex("ensured", "test", new[] { "Id", "Category" });
+            await conn.EnsureFieldIndex("ensured", "test", ["Id", "Category"]);
-            exists = await indexExists();
+            exists = await IndexExists();
             Expect.isTrue(exists, "The index should now exist");
+            return;
+
+            Task<bool> IndexExists() =>
+                conn.CustomScalar(
+                    $"SELECT EXISTS (SELECT 1 FROM {SqliteDb.Catalog} WHERE name = 'idx_ensured_test') AS it",
+                    Parameters.None, Results.ToExists);
         }),
-        TestList("Insert", new[]
+        TestList("Insert",
-        {
+        [
             TestCase("succeeds", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -168,9 +170,9 @@ public static class SqliteCSharpExtensionTests
                     // This is what is supposed to happen
                 }
             })
-        }),
+        ]),
-        TestList("Save", new[]
+        TestList("Save",
-        {
+        [
             TestCase("succeeds when a document is inserted", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -203,7 +205,7 @@ public static class SqliteCSharpExtensionTests
                 Expect.equal(after!.Id, "test", "The updated document is not correct");
                 Expect.isNull(after.Sub, "There should not have been a sub-document in the updated document");
             })
-        }),
+        ]),
         TestCase("CountAll succeeds", async () =>
         {
             await using var db = await SqliteDb.BuildDb();
@@ -219,11 +221,11 @@ public static class SqliteCSharpExtensionTests
             await using var conn = Sqlite.Configuration.DbConn();
             await LoadDocs();
 
-            var theCount = await conn.CountByField(SqliteDb.TableName, Field.EQ("Value", "purple"));
+            var theCount = await conn.CountByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("Value", "purple")]);
             Expect.equal(theCount, 2L, "There should have been 2 matching documents");
         }),
-        TestList("ExistsById", new[]
+        TestList("ExistsById",
-        {
+        [
             TestCase("succeeds when a document exists", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -242,16 +244,16 @@ public static class SqliteCSharpExtensionTests
                 var exists = await conn.ExistsById(SqliteDb.TableName, "seven");
                 Expect.isFalse(exists, "There should not have been an existing document");
             })
-        }),
+        ]),
-        TestList("ExistsByField", new[]
+        TestList("ExistsByFields",
-        {
+        [
             TestCase("succeeds when documents exist", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var exists = await conn.ExistsByField(SqliteDb.TableName, Field.GE("NumValue", 10));
+                var exists = await conn.ExistsByFields(SqliteDb.TableName, FieldMatch.Any, [Field.GE("NumValue", 10)]);
                 Expect.isTrue(exists, "There should have been existing documents");
             }),
             TestCase("succeeds when no matching documents exist", async () =>
@@ -260,12 +262,13 @@ public static class SqliteCSharpExtensionTests
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var exists = await conn.ExistsByField(SqliteDb.TableName, Field.EQ("Nothing", "none"));
+                var exists =
+                    await conn.ExistsByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("Nothing", "none")]);
                 Expect.isFalse(exists, "There should not have been any existing documents");
             })
-        }),
+        ]),
-        TestList("FindAll", new[]
+        TestList("FindAll",
-        {
+        [
             TestCase("succeeds when there is data", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -285,9 +288,46 @@ public static class SqliteCSharpExtensionTests
                 var results = await conn.FindAll<JsonDocument>(SqliteDb.TableName);
                 Expect.isEmpty(results, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("FindById", new[]
+        TestList("FindAllOrdered",
-        {
+        [
+            TestCase("succeeds when ordering numerically", async () =>
+            {
+                await using var db = await SqliteDb.BuildDb();
+                await using var conn = Sqlite.Configuration.DbConn();
+                await LoadDocs();
+
+                var results = await conn.FindAllOrdered<JsonDocument>(SqliteDb.TableName, [Field.Named("n:NumValue")]);
+                Expect.hasLength(results, 5, "There should have been 5 documents returned");
+                Expect.equal(string.Join('|', results.Select(x => x.Id)), "one|three|two|four|five",
+                    "The documents were not ordered correctly");
+            }),
+            TestCase("succeeds when ordering numerically descending", async () =>
+            {
+                await using var db = await SqliteDb.BuildDb();
+                await using var conn = Sqlite.Configuration.DbConn();
+                await LoadDocs();
+
+                var results =
+                    await conn.FindAllOrdered<JsonDocument>(SqliteDb.TableName, [Field.Named("n:NumValue DESC")]);
+                Expect.hasLength(results, 5, "There should have been 5 documents returned");
+                Expect.equal(string.Join('|', results.Select(x => x.Id)), "five|four|two|three|one",
+                    "The documents were not ordered correctly");
+            }),
+            TestCase("succeeds when ordering alphabetically", async () =>
+            {
+                await using var db = await SqliteDb.BuildDb();
+                await using var conn = Sqlite.Configuration.DbConn();
+                await LoadDocs();
+
+                var results = await conn.FindAllOrdered<JsonDocument>(SqliteDb.TableName, [Field.Named("Id DESC")]);
+                Expect.hasLength(results, 5, "There should have been 5 documents returned");
+                Expect.equal(string.Join('|', results.Select(x => x.Id)), "two|three|one|four|five",
+                    "The documents were not ordered correctly");
+            })
+        ]),
+        TestList("FindById",
+        [
             TestCase("succeeds when a document is found", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -307,16 +347,17 @@ public static class SqliteCSharpExtensionTests
                 var doc = await conn.FindById<string, JsonDocument>(SqliteDb.TableName, "eighty-seven");
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("FindByField", new[]
+        TestList("FindByFields",
-        {
+        [
             TestCase("succeeds when documents are found", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var docs = await conn.FindByField<JsonDocument>(SqliteDb.TableName, Field.GT("NumValue", 15));
+                var docs = await conn.FindByFields<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.GT("NumValue", 15)]);
                 Expect.equal(docs.Count, 2, "There should have been two documents returned");
             }),
             TestCase("succeeds when documents are not found", async () =>
@@ -325,19 +366,46 @@ public static class SqliteCSharpExtensionTests
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var docs = await conn.FindByField<JsonDocument>(SqliteDb.TableName, Field.EQ("Value", "mauve"));
+                var docs = await conn.FindByFields<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "mauve")]);
                 Expect.isEmpty(docs, "There should have been no documents returned");
             })
-        }),
+        ]),
-        TestList("FindFirstByField", new[]
+        TestList("ByFieldsOrdered",
-        {
+        [
+            TestCase("succeeds when documents are found", async () =>
+            {
+                await using var db = await SqliteDb.BuildDb();
+                await using var conn = Sqlite.Configuration.DbConn();
+                await LoadDocs();
+
+                var docs = await conn.FindByFieldsOrdered<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.GT("NumValue", 15)], [Field.Named("Id")]);
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "five|four",
+                    "There should have been two documents returned");
+            }),
+            TestCase("succeeds when documents are not found", async () =>
+            {
+                await using var db = await SqliteDb.BuildDb();
+                await using var conn = Sqlite.Configuration.DbConn();
+                await LoadDocs();
+
+                var docs = await conn.FindByFieldsOrdered<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.GT("NumValue", 15)], [Field.Named("Id DESC")]);
+                Expect.equal(string.Join('|', docs.Select(x => x.Id)), "four|five",
+                    "There should have been two documents returned");
+            })
+        ]),
+        TestList("FindFirstByFields",
+        [
             TestCase("succeeds when a document is found", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var doc = await conn.FindFirstByField<JsonDocument>(SqliteDb.TableName, Field.EQ("Value", "another"));
+                var doc = await conn.FindFirstByFields<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "another")]);
                 Expect.isNotNull(doc, "There should have been a document returned");
                 Expect.equal(doc!.Id, "two", "The incorrect document was returned");
             }),
@@ -347,9 +415,10 @@ public static class SqliteCSharpExtensionTests
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var doc = await conn.FindFirstByField<JsonDocument>(SqliteDb.TableName, Field.EQ("Sub.Foo", "green"));
+                var doc = await conn.FindFirstByFields<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Sub.Foo", "green")]);
                 Expect.isNotNull(doc, "There should have been a document returned");
-                Expect.contains(new[] { "two", "four" }, doc!.Id, "An incorrect document was returned");
+                Expect.contains(["two", "four"], doc!.Id, "An incorrect document was returned");
             }),
             TestCase("succeeds when a document is not found", async () =>
             {
@@ -357,12 +426,38 @@ public static class SqliteCSharpExtensionTests
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                var doc = await conn.FindFirstByField<JsonDocument>(SqliteDb.TableName, Field.EQ("Value", "absent"));
+                var doc = await conn.FindFirstByFields<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Value", "absent")]);
                 Expect.isNull(doc, "There should not have been a document returned");
             })
-        }),
+        ]),
-        TestList("UpdateById", new[]
+        TestList("FindFirstByFieldsOrdered",
-        {
+        [
+            TestCase("succeeds when sorting ascending", async () =>
+            {
+                await using var db = await SqliteDb.BuildDb();
+                await using var conn = Sqlite.Configuration.DbConn();
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByFieldsOrdered<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Sub.Foo", "green")], [Field.Named("Sub.Bar")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("two", doc!.Id, "An incorrect document was returned");
+            }),
+            TestCase("succeeds when sorting descending", async () =>
+            {
+                await using var db = await SqliteDb.BuildDb();
+                await using var conn = Sqlite.Configuration.DbConn();
+                await LoadDocs();
+
+                var doc = await conn.FindFirstByFieldsOrdered<JsonDocument>(SqliteDb.TableName, FieldMatch.Any,
+                    [Field.EQ("Sub.Foo", "green")], [Field.Named("Sub.Bar DESC")]);
+                Expect.isNotNull(doc, "There should have been a document returned");
+                Expect.equal("four", doc!.Id, "An incorrect document was returned");
+            })
+        ]),
+        TestList("UpdateById",
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -389,9 +484,9 @@ public static class SqliteCSharpExtensionTests
                 await conn.UpdateById(SqliteDb.TableName, "test",
                     new JsonDocument { Id = "x", Sub = new() { Foo = "blue", Bar = "red" } });
             })
-        }),
+        ]),
-        TestList("UpdateByFunc", new[]
+        TestList("UpdateByFunc",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -418,9 +513,9 @@ public static class SqliteCSharpExtensionTests
                 await conn.UpdateByFunc(SqliteDb.TableName, doc => doc.Id,
                     new JsonDocument { Id = "one", Value = "le un", NumValue = 1 });
             })
-        }),
+        ]),
-        TestList("PatchById", new[]
+        TestList("PatchById",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -443,17 +538,18 @@ public static class SqliteCSharpExtensionTests
                 // This not raising an exception is the test
                 await conn.PatchById(SqliteDb.TableName, "test", new { Foo = "green" });
             })
-        }),
+        ]),
-        TestList("PatchByField", new[]
+        TestList("PatchByFields",
-        {
+        [
             TestCase("succeeds when a document is updated", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                await conn.PatchByField(SqliteDb.TableName, Field.EQ("Value", "purple"), new { NumValue = 77 });
+                await conn.PatchByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("Value", "purple")],
-                var after = await conn.CountByField(SqliteDb.TableName, Field.EQ("NumValue", 77));
+                    new { NumValue = 77 });
+                var after = await conn.CountByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("NumValue", 77)]);
                 Expect.equal(after, 2L, "There should have been 2 documents returned");
             }),
             TestCase("succeeds when no document is updated", async () =>
@@ -464,18 +560,19 @@ public static class SqliteCSharpExtensionTests
                 Expect.isEmpty(before, "There should have been no documents returned");
 
                 // This not raising an exception is the test
-                await conn.PatchByField(SqliteDb.TableName, Field.EQ("Value", "burgundy"), new { Foo = "green" });
+                await conn.PatchByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("Value", "burgundy")],
+                    new { Foo = "green" });
             })
-        }),
+        ]),
-        TestList("RemoveFieldsById", new[]
+        TestList("RemoveFieldsById",
-        {
+        [
             TestCase("succeeds when fields are removed", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                await conn.RemoveFieldsById(SqliteDb.TableName, "two", new[] { "Sub", "Value" });
+                await conn.RemoveFieldsById(SqliteDb.TableName, "two", ["Sub", "Value"]);
                 var updated = await Find.ById<string, JsonDocument>(SqliteDb.TableName, "two");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.equal(updated.Value, "", "The string value should have been removed");
@@ -488,7 +585,7 @@ public static class SqliteCSharpExtensionTests
                 await LoadDocs();
                     
                 // This not raising an exception is the test
-                await conn.RemoveFieldsById(SqliteDb.TableName, "two", new[] { "AFieldThatIsNotThere" });
+                await conn.RemoveFieldsById(SqliteDb.TableName, "two", ["AFieldThatIsNotThere"]);
             }),
             TestCase("succeeds when no document is matched", async () =>
             {
@@ -496,18 +593,19 @@ public static class SqliteCSharpExtensionTests
                 await using var conn = Sqlite.Configuration.DbConn();
                 
                 // This not raising an exception is the test
-                await conn.RemoveFieldsById(SqliteDb.TableName, "two", new[] { "Value" });
+                await conn.RemoveFieldsById(SqliteDb.TableName, "two", ["Value"]);
             })
-        }),
+        ]),
-        TestList("RemoveFieldsByField", new[]
+        TestList("RemoveFieldsByFields",
-        {
+        [
             TestCase("succeeds when a field is removed", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                await conn.RemoveFieldsByField(SqliteDb.TableName, Field.EQ("NumValue", 17), new[] { "Sub" });
+                await conn.RemoveFieldsByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("NumValue", 17)],
+                    ["Sub"]);
                 var updated = await Find.ById<string, JsonDocument>(SqliteDb.TableName, "four");
                 Expect.isNotNull(updated, "The updated document should have been retrieved");
                 Expect.isNull(updated.Sub, "The sub-document should have been removed");
@@ -519,7 +617,8 @@ public static class SqliteCSharpExtensionTests
                 await LoadDocs();
                     
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByField(SqliteDb.TableName, Field.EQ("NumValue", 17), new[] { "Nothing" });
+                await conn.RemoveFieldsByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("NumValue", 17)],
+                    ["Nothing"]);
             }),
             TestCase("succeeds when no document is matched", async () =>
             {
@@ -527,11 +626,12 @@ public static class SqliteCSharpExtensionTests
                 await using var conn = Sqlite.Configuration.DbConn();
                 
                 // This not raising an exception is the test
-                await conn.RemoveFieldsByField(SqliteDb.TableName, Field.NE("Abracadabra", "apple"), new[] { "Value" });
+                await conn.RemoveFieldsByFields(SqliteDb.TableName, FieldMatch.Any, [Field.NE("Abracadabra", "apple")],
+                    ["Value"]);
             })
-        }),
+        ]),
-        TestList("DeleteById", new[]
+        TestList("DeleteById",
-        {
+        [
             TestCase("succeeds when a document is deleted", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
@@ -552,16 +652,16 @@ public static class SqliteCSharpExtensionTests
                 var remaining = await conn.CountAll(SqliteDb.TableName);
                 Expect.equal(remaining, 5L, "There should have been 5 documents remaining");
             })
-        }),
+        ]),
-        TestList("DeleteByField", new[]
+        TestList("DeleteByFields",
-        {
+        [
             TestCase("succeeds when documents are deleted", async () =>
             {
                 await using var db = await SqliteDb.BuildDb();
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                await conn.DeleteByField(SqliteDb.TableName, Field.NE("Value", "purple"));
+                await conn.DeleteByFields(SqliteDb.TableName, FieldMatch.Any, [Field.NE("Value", "purple")]);
                 var remaining = await conn.CountAll(SqliteDb.TableName);
                 Expect.equal(remaining, 2L, "There should have been 2 documents remaining");
             }),
@@ -571,11 +671,11 @@ public static class SqliteCSharpExtensionTests
                 await using var conn = Sqlite.Configuration.DbConn();
                 await LoadDocs();
 
-                await conn.DeleteByField(SqliteDb.TableName, Field.EQ("Value", "crimson"));
+                await conn.DeleteByFields(SqliteDb.TableName, FieldMatch.Any, [Field.EQ("Value", "crimson")]);
                 var remaining = await conn.CountAll(SqliteDb.TableName);
                 Expect.equal(remaining, 5L, "There should have been 5 documents remaining");
             })
-        }),
+        ]),
         TestCase("Clean up database", () => Sqlite.Configuration.UseConnectionString("data source=:memory:"))
-    });
+    ]);
 }

src/Tests.CSharp/Types.cs

@@ -1,5 +1,11 @@
 namespace BitBadger.Documents.Tests.CSharp;
 
+public class NumIdDocument
+{
+    public int Key { get; set; } = 0;
+    public string Text { get; set; } = "";
+}
+
 public class SubDocument
 {
     public string Foo { get; set; } = "";

src/Tests/BitBadger.Documents.Tests.fsproj

@@ -2,11 +2,12 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
+    <NoWarn>1182</NoWarn>
   </PropertyGroup>
 
   <ItemGroup>
-    <Compile Include="CommonTests.fs" />
     <Compile Include="Types.fs" />
+    <Compile Include="CommonTests.fs" />
     <Compile Include="PostgresTests.fs" />
     <Compile Include="PostgresExtensionTests.fs" />
     <Compile Include="SqliteTests.fs" />

src/Tests/CommonTests.fs

@@ -6,135 +6,460 @@ open Expecto
 /// Test table name
 let tbl = "test_table"
 
-/// Tests which do not hit the database
+/// Unit tests for the Op DU
-let all =
+let opTests = testList "Op" [
-    testList "Common" [
+    test "EQ succeeds" {
-        testList "Op" [
+        Expect.equal (string EQ) "=" "The equals operator was not correct"
-            test "EQ succeeds" {
+    }
-                Expect.equal (string EQ) "=" "The equals operator was not correct"
+    test "GT succeeds" {
-            }
+        Expect.equal (string GT) ">" "The greater than operator was not correct"
-            test "GT succeeds" {
+    }
-                Expect.equal (string GT) ">" "The greater than operator was not correct"
+    test "GE succeeds" {
-            }
+        Expect.equal (string GE) ">=" "The greater than or equal to operator was not correct"
-            test "GE succeeds" {
+    }
-                Expect.equal (string GE) ">=" "The greater than or equal to operator was not correct"
+    test "LT succeeds" {
-            }
+        Expect.equal (string LT) "<" "The less than operator was not correct"
-            test "LT succeeds" {
+    }
-                Expect.equal (string LT) "<" "The less than operator was not correct"
+    test "LE succeeds" {
-            }
+        Expect.equal (string LE) "<=" "The less than or equal to operator was not correct"
-            test "LE succeeds" {
+    }
-                Expect.equal (string LE) "<=" "The less than or equal to operator was not correct"
+    test "NE succeeds" {
-            }
+        Expect.equal (string NE) "<>" "The not equal to operator was not correct"
-            test "NE succeeds" {
+    }
-                Expect.equal (string NE) "<>" "The not equal to operator was not correct"
+    test "BT succeeds" {
-            }
+        Expect.equal (string BT) "BETWEEN" """The "between" operator was not correct"""
-            test "BT succeeds" {
+    }
-                Expect.equal (string BT) "BETWEEN" """The "between" operator was not correct"""
+    test "EX succeeds" {
-            }
+        Expect.equal (string EX) "IS NOT NULL" """The "exists" operator was not correct"""
-            test "EX succeeds" {
+    }
-                Expect.equal (string EX) "IS NOT NULL" """The "exists" operator was not correct"""
+    test "NEX succeeds" {
-            }
+        Expect.equal (string NEX) "IS NULL" """The "not exists" operator was not correct"""
-            test "NEX succeeds" {
+    }
-                Expect.equal (string NEX) "IS NULL" """The "not exists" operator was not correct"""
+]
-            }
+
-        ]
+/// Unit tests for the Field class
-        testList "Field" [
+let fieldTests = testList "Field" [
-            test "EQ succeeds" {
+    test "EQ succeeds" {
-                let field = Field.EQ "Test" 14
+        let field = Field.EQ "Test" 14
-                Expect.equal field.Name "Test" "Field name incorrect"
+        Expect.equal field.Name "Test" "Field name incorrect"
-                Expect.equal field.Op EQ "Operator incorrect"
+        Expect.equal field.Op EQ "Operator incorrect"
-                Expect.equal field.Value 14 "Value incorrect"
+        Expect.equal field.Value 14 "Value incorrect"
-            }
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-            test "GT succeeds" {
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-                let field = Field.GT "Great" "night"
+    }
-                Expect.equal field.Name "Great" "Field name incorrect"
+    test "GT succeeds" {
-                Expect.equal field.Op GT "Operator incorrect"
+        let field = Field.GT "Great" "night"
-                Expect.equal field.Value "night" "Value incorrect"
+        Expect.equal field.Name "Great" "Field name incorrect"
-            }
+        Expect.equal field.Op GT "Operator incorrect"
-            test "GE succeeds" {
+        Expect.equal field.Value "night" "Value incorrect"
-                let field = Field.GE "Nice" 88L
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-                Expect.equal field.Name "Nice" "Field name incorrect"
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-                Expect.equal field.Op GE "Operator incorrect"
+    }
-                Expect.equal field.Value 88L "Value incorrect"
+    test "GE succeeds" {
-            }
+        let field = Field.GE "Nice" 88L
-            test "LT succeeds" {
+        Expect.equal field.Name "Nice" "Field name incorrect"
-                let field = Field.LT "Lesser" "seven"
+        Expect.equal field.Op GE "Operator incorrect"
-                Expect.equal field.Name "Lesser" "Field name incorrect"
+        Expect.equal field.Value 88L "Value incorrect"
-                Expect.equal field.Op LT "Operator incorrect"
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-                Expect.equal field.Value "seven" "Value incorrect"
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-            }
+    }
-            test "LE succeeds" {
+    test "LT succeeds" {
-                let field = Field.LE "Nobody" "KNOWS";
+        let field = Field.LT "Lesser" "seven"
-                Expect.equal field.Name "Nobody" "Field name incorrect"
+        Expect.equal field.Name "Lesser" "Field name incorrect"
-                Expect.equal field.Op LE "Operator incorrect"
+        Expect.equal field.Op LT "Operator incorrect"
-                Expect.equal field.Value "KNOWS" "Value incorrect"
+        Expect.equal field.Value "seven" "Value incorrect"
-            }
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-            test "NE succeeds" {
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-                let field = Field.NE "Park" "here"
+    }
-                Expect.equal field.Name "Park" "Field name incorrect"
+    test "LE succeeds" {
-                Expect.equal field.Op NE "Operator incorrect"
+        let field = Field.LE "Nobody" "KNOWS";
-                Expect.equal field.Value "here" "Value incorrect"
+        Expect.equal field.Name "Nobody" "Field name incorrect"
-            }
+        Expect.equal field.Op LE "Operator incorrect"
-            test "BT succeeds" {
+        Expect.equal field.Value "KNOWS" "Value incorrect"
-                let field = Field.BT "Age" 18 49
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-                Expect.equal field.Name "Age" "Field name incorrect"
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-                Expect.equal field.Op BT "Operator incorrect"
+    }
-                Expect.sequenceEqual (field.Value :?> obj list) [ 18; 49 ] "Value incorrect"
+    test "NE succeeds" {
-            }
+        let field = Field.NE "Park" "here"
-            test "EX succeeds" {
+        Expect.equal field.Name "Park" "Field name incorrect"
-                let field = Field.EX "Groovy"
+        Expect.equal field.Op NE "Operator incorrect"
-                Expect.equal field.Name "Groovy" "Field name incorrect"
+        Expect.equal field.Value "here" "Value incorrect"
-                Expect.equal field.Op EX "Operator incorrect"
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-            }
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-            test "NEX succeeds" {
+    }
-                let field = Field.NEX "Rad"
+    test "BT succeeds" {
-                Expect.equal field.Name "Rad" "Field name incorrect"
+        let field = Field.BT "Age" 18 49
-                Expect.equal field.Op NEX "Operator incorrect"
+        Expect.equal field.Name "Age" "Field name incorrect"
-            }
+        Expect.equal field.Op BT "Operator incorrect"
-        ]
+        Expect.sequenceEqual (field.Value :?> obj list) [ 18; 49 ] "Value incorrect"
-        testList "Query" [
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-            test "selectFromTable succeeds" {
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-                Expect.equal (Query.selectFromTable tbl) $"SELECT data FROM {tbl}" "SELECT statement not correct"
+    }
-            }
+    test "EX succeeds" {
-            testList "Definition" [
+        let field = Field.EX "Groovy"
-                test "ensureTableFor succeeds" {
+        Expect.equal field.Name "Groovy" "Field name incorrect"
-                    Expect.equal
+        Expect.equal field.Op EX "Operator incorrect"
-                        (Query.Definition.ensureTableFor "my.table" "JSONB")
+        Expect.isNone field.ParameterName "The default parameter name should be None"
-                        "CREATE TABLE IF NOT EXISTS my.table (data JSONB NOT NULL)"
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
-                        "CREATE TABLE statement not constructed correctly"
+    }
+    test "NEX succeeds" {
+        let field = Field.NEX "Rad"
+        Expect.equal field.Name "Rad" "Field name incorrect"
+        Expect.equal field.Op NEX "Operator incorrect"
+        Expect.isNone field.ParameterName "The default parameter name should be None"
+        Expect.isNone field.Qualifier "The default table qualifier should be None"
+    }
+    testList "NameToPath" [
+        test "succeeds for PostgreSQL and a simple name" {
+            Expect.equal "data->>'Simple'" (Field.NameToPath "Simple" PostgreSQL) "Path not constructed correctly"
+        }
+        test "succeeds for SQLite and a simple name" {
+            Expect.equal "data->>'Simple'" (Field.NameToPath "Simple" SQLite) "Path not constructed correctly"
+        }
+        test "succeeds for PostgreSQL and a nested name" {
+            Expect.equal
+                "data#>>'{A,Long,Path,to,the,Property}'"
+                (Field.NameToPath "A.Long.Path.to.the.Property" PostgreSQL)
+                "Path not constructed correctly"
+        }
+        test "succeeds for SQLite and a nested name" {
+            Expect.equal
+                "data->>'A'->>'Long'->>'Path'->>'to'->>'the'->>'Property'"
+                (Field.NameToPath "A.Long.Path.to.the.Property" SQLite)
+                "Path not constructed correctly"
+        }
+    ]
+    test "WithParameterName succeeds" {
+        let field = (Field.EQ "Bob" "Tom").WithParameterName "@name"
+        Expect.isSome field.ParameterName "The parameter name should have been filled"
+        Expect.equal "@name" field.ParameterName.Value "The parameter name is incorrect"
+    }
+    test "WithQualifier succeeds" {
+        let field = (Field.EQ "Bill" "Matt").WithQualifier "joe"
+        Expect.isSome field.Qualifier "The table qualifier should have been filled"
+        Expect.equal "joe" field.Qualifier.Value "The table qualifier is incorrect"
+    }
+    testList "Path" [
+        test "succeeds for a PostgreSQL single field with no qualifier" {
+            let field = Field.GE "SomethingCool" 18
+            Expect.equal "data->>'SomethingCool'" (field.Path PostgreSQL) "The PostgreSQL path is incorrect"
+        }
+        test "succeeds for a PostgreSQL single field with a qualifier" {
+            let field = { Field.LT "SomethingElse" 9 with Qualifier = Some "this" }
+            Expect.equal "this.data->>'SomethingElse'" (field.Path PostgreSQL) "The PostgreSQL path is incorrect"
+        }
+        test "succeeds for a PostgreSQL nested field with no qualifier" {
+            let field = Field.EQ "My.Nested.Field" "howdy"
+            Expect.equal "data#>>'{My,Nested,Field}'" (field.Path PostgreSQL) "The PostgreSQL path is incorrect"
+        }
+        test "succeeds for a PostgreSQL nested field with a qualifier" {
+            let field = { Field.EQ "Nest.Away" "doc" with Qualifier = Some "bird" } 
+            Expect.equal "bird.data#>>'{Nest,Away}'" (field.Path PostgreSQL) "The PostgreSQL path is incorrect"
+        }
+        test "succeeds for a SQLite single field with no qualifier" {
+            let field = Field.GE "SomethingCool" 18
+            Expect.equal "data->>'SomethingCool'" (field.Path SQLite) "The SQLite path is incorrect"
+        }
+        test "succeeds for a SQLite single field with a qualifier" {
+            let field = { Field.LT "SomethingElse" 9 with Qualifier = Some "this" }
+            Expect.equal "this.data->>'SomethingElse'" (field.Path SQLite) "The SQLite path is incorrect"
+        }
+        test "succeeds for a SQLite nested field with no qualifier" {
+            let field = Field.EQ "My.Nested.Field" "howdy"
+            Expect.equal "data->>'My'->>'Nested'->>'Field'" (field.Path SQLite) "The SQLite path is incorrect"
+        }
+        test "succeeds for a SQLite nested field with a qualifier" {
+            let field = { Field.EQ "Nest.Away" "doc" with Qualifier = Some "bird" } 
+            Expect.equal "bird.data->>'Nest'->>'Away'" (field.Path SQLite) "The SQLite path is incorrect"
+        }
+    ]
+]
+
+/// Unit tests for the FieldMatch DU
+let fieldMatchTests = testList "FieldMatch.ToString" [
+    test "succeeds for Any" {
+        Expect.equal (string Any) "OR" "SQL for Any is incorrect"
+    }
+    test "succeeds for All" {
+        Expect.equal (string All) "AND" "SQL for All is incorrect"
+    }
+]
+
+/// Unit tests for the ParameterName class
+let parameterNameTests = testList "ParameterName.Derive" [
+    test "succeeds with existing name" {
+        let name = ParameterName()
+        Expect.equal (name.Derive(Some "@taco")) "@taco" "Name should have been @taco"
+        Expect.equal (name.Derive None) "@field0" "Counter should not have advanced for named field"
+    }
+    test "succeeds with non-existent name" {
+        let name = ParameterName()
+        Expect.equal (name.Derive None) "@field0" "Anonymous field name should have been returned"
+        Expect.equal (name.Derive None) "@field1" "Counter should have advanced from previous call"
+        Expect.equal (name.Derive None) "@field2" "Counter should have advanced from previous call"
+        Expect.equal (name.Derive None) "@field3" "Counter should have advanced from previous call"
+    }
+]
+
+/// Unit tests for the AutoId DU
+let autoIdTests = testList "AutoId" [
+    test "GenerateGuid succeeds" {
+        let autoId = AutoId.GenerateGuid()
+        Expect.isNotNull autoId "The GUID auto-ID should not have been null"
+        Expect.stringHasLength autoId 32 "The GUID auto-ID should have been 32 characters long"
+        Expect.equal autoId (autoId.ToLowerInvariant ()) "The GUID auto-ID should have been lowercase"
+    }
+    test "GenerateRandomString succeeds" {
+        [ 6; 8; 12; 20; 32; 57; 64 ]
+        |> List.iter (fun length ->
+            let autoId = AutoId.GenerateRandomString length
+            Expect.isNotNull autoId $"Random string ({length}) should not have been null"
+            Expect.stringHasLength autoId length $"Random string should have been {length} characters long"
+            Expect.equal autoId (autoId.ToLowerInvariant ()) $"Random string ({length}) should have been lowercase")
+    }
+    testList "NeedsAutoId" [
+        test "succeeds when no auto ID is configured" {
+            Expect.isFalse (AutoId.NeedsAutoId Disabled (obj ()) "id") "Disabled auto-ID never needs an automatic ID"
+        }
+        test "fails for any when the ID property is not found" {
+            Expect.throwsT<System.InvalidOperationException>
+                (fun () -> AutoId.NeedsAutoId Number {| Key = "" |} "Id" |> ignore)
+                "Non-existent ID property should have thrown an exception"
+        }
+        test "succeeds for byte when the ID is zero" {
+            Expect.isTrue (AutoId.NeedsAutoId Number {| Id = int8 0 |} "Id") "Zero ID should have returned true"
+        }
+        test "succeeds for byte when the ID is non-zero" {
+            Expect.isFalse (AutoId.NeedsAutoId Number {| Id = int8 4 |} "Id") "Non-zero ID should have returned false"
+        }
+        test "succeeds for short when the ID is zero" {
+            Expect.isTrue (AutoId.NeedsAutoId Number {| Id = int16 0 |} "Id") "Zero ID should have returned true"
+        }
+        test "succeeds for short when the ID is non-zero" {
+            Expect.isFalse (AutoId.NeedsAutoId Number {| Id = int16 7 |} "Id") "Non-zero ID should have returned false"
+        }
+        test "succeeds for int when the ID is zero" {
+            Expect.isTrue (AutoId.NeedsAutoId Number {| Id = 0 |} "Id") "Zero ID should have returned true"
+        }
+        test "succeeds for int when the ID is non-zero" {
+            Expect.isFalse (AutoId.NeedsAutoId Number {| Id = 32 |} "Id") "Non-zero ID should have returned false"
+        }
+        test "succeeds for long when the ID is zero" {
+            Expect.isTrue (AutoId.NeedsAutoId Number {| Id = 0L |} "Id") "Zero ID should have returned true"
+        }
+        test "succeeds for long when the ID is non-zero" {
+            Expect.isFalse (AutoId.NeedsAutoId Number {| Id = 80L |} "Id") "Non-zero ID should have returned false"
+        }
+        test "fails for number when the ID is not a number" {
+            Expect.throwsT<System.InvalidOperationException>
+                (fun () -> AutoId.NeedsAutoId Number {| Id = "" |} "Id" |> ignore)
+                "Numeric ID against a string should have thrown an exception"
+        }
+        test "succeeds for GUID when the ID is blank" {
+            Expect.isTrue (AutoId.NeedsAutoId Guid {| Id = "" |} "Id") "Blank ID should have returned true"
+        }
+        test "succeeds for GUID when the ID is filled" {
+            Expect.isFalse (AutoId.NeedsAutoId Guid {| Id = "abc" |} "Id") "Filled ID should have returned false"
+        }
+        test "fails for GUID when the ID is not a string" {
+            Expect.throwsT<System.InvalidOperationException>
+                (fun () -> AutoId.NeedsAutoId Guid {| Id = 8 |} "Id" |> ignore)
+                "String ID against a number should have thrown an exception"
+        }
+        test "succeeds for RandomString when the ID is blank" {
+            Expect.isTrue (AutoId.NeedsAutoId RandomString {| Id = "" |} "Id") "Blank ID should have returned true"
+        }
+        test "succeeds for RandomString when the ID is filled" {
+            Expect.isFalse (AutoId.NeedsAutoId RandomString {| Id = "x" |} "Id") "Filled ID should have returned false"
+        }
+        test "fails for RandomString when the ID is not a string" {
+            Expect.throwsT<System.InvalidOperationException>
+                (fun () -> AutoId.NeedsAutoId RandomString {| Id = 33 |} "Id" |> ignore)
+                "String ID against a number should have thrown an exception"
+        }
+    ]
+]
+
+/// Unit tests for the Configuration module
+let configurationTests = testList "Configuration" [
+    test "useSerializer succeeds" {
+        try
+            Configuration.useSerializer
+                { new IDocumentSerializer with
+                    member _.Serialize<'T>(it: 'T) : string = """{"Overridden":true}"""
+                    member _.Deserialize<'T>(it: string) : 'T = Unchecked.defaultof<'T>
                 }
-                testList "ensureKey" [
+            
-                    test "succeeds when a schema is present" {
+            let serialized = Configuration.serializer().Serialize {| Foo = "howdy"; Bar = "bye" |}
-                        Expect.equal
+            Expect.equal serialized """{"Overridden":true}""" "Specified serializer was not used"
-                            (Query.Definition.ensureKey "test.table")
+            
-                            "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON test.table ((data ->> 'Id'))"
+            let deserialized = Configuration.serializer().Deserialize<obj> """{"Something":"here"}"""
-                            "CREATE INDEX for key statement with schema not constructed correctly"
+            Expect.isNull deserialized "Specified serializer should have returned null"
-                    }
+        finally
-                    test "succeeds when a schema is not present" {
+            Configuration.useSerializer DocumentSerializer.``default``
-                        Expect.equal
+    }
-                            (Query.Definition.ensureKey "table")
+    test "serializer returns configured serializer" {
-                            "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON table ((data ->> 'Id'))"
+        Expect.isTrue (obj.ReferenceEquals(DocumentSerializer.``default``, Configuration.serializer ()))
-                            "CREATE INDEX for key statement without schema not constructed correctly"
+            "Serializer should have been the same"
-                    }
+    }
-                ]
+    test "useIdField / idField succeeds" {
-                test "ensureIndexOn succeeds for multiple fields and directions" {
+        try
-                    Expect.equal
+            Expect.equal (Configuration.idField ()) "Id" "The default configured ID field was incorrect"
-                        (Query.Definition.ensureIndexOn "test.table" "gibberish" [ "taco"; "guac DESC"; "salsa ASC" ])
+            Configuration.useIdField "id"
-                        ([ "CREATE INDEX IF NOT EXISTS idx_table_gibberish ON test.table "
+            Expect.equal (Configuration.idField ()) "id" "useIdField did not set the ID field"
-                           "((data ->> 'taco'), (data ->> 'guac') DESC, (data ->> 'salsa') ASC)" ]
+        finally
-                         |> String.concat "")
+            Configuration.useIdField "Id"
-                        "CREATE INDEX for multiple field statement incorrect"
+    }
-                }
+    test "useAutoIdStrategy / autoIdStrategy succeeds" {
-            ]
+        try
-            test "insert succeeds" {
+            Expect.equal (Configuration.autoIdStrategy ()) Disabled "The default auto-ID strategy was incorrect"
-                Expect.equal (Query.insert tbl) $"INSERT INTO {tbl} VALUES (@data)" "INSERT statement not correct"
+            Configuration.useAutoIdStrategy Guid
-            }
+            Expect.equal (Configuration.autoIdStrategy ()) Guid "The auto-ID strategy was not set correctly"
-            test "save succeeds" {
+        finally
+            Configuration.useAutoIdStrategy Disabled
+    }
+    test "useIdStringLength / idStringLength succeeds" {
+        try
+            Expect.equal (Configuration.idStringLength ()) 16 "The default ID string length was incorrect"
+            Configuration.useIdStringLength 33
+            Expect.equal (Configuration.idStringLength ()) 33 "The ID string length was not set correctly"
+        finally
+            Configuration.useIdStringLength 16
+    }
+]
+
+/// Unit tests for the Query module
+let queryTests = testList "Query" [
+    test "statementWhere succeeds" {
+        Expect.equal (Query.statementWhere "x" "y") "x WHERE y" "Statements not combined correctly"
+    }
+    testList "Definition" [
+        test "ensureTableFor succeeds" {
+            Expect.equal
+                (Query.Definition.ensureTableFor "my.table" "JSONB")
+                "CREATE TABLE IF NOT EXISTS my.table (data JSONB NOT NULL)"
+                "CREATE TABLE statement not constructed correctly"
+        }
+        testList "ensureKey" [
+            test "succeeds when a schema is present" {
                 Expect.equal
-                    (Query.save tbl)
+                    (Query.Definition.ensureKey "test.table" PostgreSQL)
-                    $"INSERT INTO {tbl} VALUES (@data) ON CONFLICT ((data->>'Id')) DO UPDATE SET data = EXCLUDED.data"
+                    "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON test.table ((data->>'Id'))"
-                    "INSERT ON CONFLICT UPDATE statement not correct"
+                    "CREATE INDEX for key statement with schema not constructed correctly"
+            }
+            test "succeeds when a schema is not present" {
+                Expect.equal
+                    (Query.Definition.ensureKey "table" SQLite)
+                    "CREATE UNIQUE INDEX IF NOT EXISTS idx_table_key ON table ((data->>'Id'))"
+                    "CREATE INDEX for key statement without schema not constructed correctly"
+            }
+        ]
+        testList "ensureIndexOn" [
+            test "succeeds for multiple fields and directions" {
+                Expect.equal
+                    (Query.Definition.ensureIndexOn
+                         "test.table" "gibberish" [ "taco"; "guac DESC"; "salsa ASC" ] PostgreSQL)
+                    ([ "CREATE INDEX IF NOT EXISTS idx_table_gibberish ON test.table "
+                       "((data->>'taco'), (data->>'guac') DESC, (data->>'salsa') ASC)" ]
+                     |> String.concat "")
+                    "CREATE INDEX for multiple field statement incorrect"
+            }
+            test "succeeds for nested PostgreSQL field" {
+                Expect.equal
+                    (Query.Definition.ensureIndexOn tbl "nest" [ "a.b.c" ] PostgreSQL)
+                    $"CREATE INDEX IF NOT EXISTS idx_{tbl}_nest ON {tbl} ((data#>>'{{a,b,c}}'))"
+                    "CREATE INDEX for nested PostgreSQL field incorrect"
+            }
+            test "succeeds for nested SQLite field" {
+                Expect.equal
+                    (Query.Definition.ensureIndexOn tbl "nest" [ "a.b.c" ] SQLite)
+                    $"CREATE INDEX IF NOT EXISTS idx_{tbl}_nest ON {tbl} ((data->>'a'->>'b'->>'c'))"
+                    "CREATE INDEX for nested SQLite field incorrect"
             }
         ]
     ]
+    test "insert succeeds" {
+        Expect.equal (Query.insert tbl) $"INSERT INTO {tbl} VALUES (@data)" "INSERT statement not correct"
+    }
+    test "save succeeds" {
+        Expect.equal
+            (Query.save tbl)
+            $"INSERT INTO {tbl} VALUES (@data) ON CONFLICT ((data->>'Id')) DO UPDATE SET data = EXCLUDED.data"
+            "INSERT ON CONFLICT UPDATE statement not correct"
+    }
+    test "count succeeds" {
+        Expect.equal (Query.count tbl) $"SELECT COUNT(*) AS it FROM {tbl}" "Count query not correct"
+    }
+    test "exists succeeds" {
+        Expect.equal
+            (Query.exists tbl "turkey")
+            $"SELECT EXISTS (SELECT 1 FROM {tbl} WHERE turkey) AS it"
+            "Exists query not correct"
+    }
+    test "find succeeds" {
+        Expect.equal (Query.find tbl) $"SELECT data FROM {tbl}" "Find query not correct"
+    }
+    test "update succeeds" {
+        Expect.equal (Query.update tbl) $"UPDATE {tbl} SET data = @data" "Update query not correct"
+    }
+    test "delete succeeds" {
+        Expect.equal (Query.delete tbl) $"DELETE FROM {tbl}" "Delete query not correct"
+    }
+    testList "orderBy" [
+        test "succeeds for no fields" {
+            Expect.equal (Query.orderBy [] PostgreSQL) "" "Order By should have been blank (PostgreSQL)"
+            Expect.equal (Query.orderBy [] SQLite) "" "Order By should have been blank (SQLite)"
+        }
+        test "succeeds for PostgreSQL with one field and no direction" {
+            Expect.equal
+                (Query.orderBy [ Field.Named "TestField" ] PostgreSQL)
+                " ORDER BY data->>'TestField'"
+                "Order By not constructed correctly"
+        }
+        test "succeeds for SQLite with one field and no direction" {
+            Expect.equal
+                (Query.orderBy [ Field.Named "TestField" ] SQLite)
+                " ORDER BY data->>'TestField'"
+                "Order By not constructed correctly"
+        }
+        test "succeeds for PostgreSQL with multiple fields and direction" {
+            Expect.equal
+                (Query.orderBy
+                     [ Field.Named "Nested.Test.Field DESC"; Field.Named "AnotherField"; Field.Named "It DESC" ]
+                     PostgreSQL)
+                " ORDER BY data#>>'{Nested,Test,Field}' DESC, data->>'AnotherField', data->>'It' DESC"
+                "Order By not constructed correctly"
+        }
+        test "succeeds for SQLite with multiple fields and direction" {
+            Expect.equal
+                (Query.orderBy
+                     [ Field.Named "Nested.Test.Field DESC"; Field.Named "AnotherField"; Field.Named "It DESC" ]
+                     SQLite)
+                " ORDER BY data->>'Nested'->>'Test'->>'Field' DESC, data->>'AnotherField', data->>'It' DESC"
+                "Order By not constructed correctly"
+        }
+        test "succeeds for PostgreSQL numeric fields" {
+            Expect.equal
+                (Query.orderBy [ Field.Named "n:Test" ] PostgreSQL)
+                " ORDER BY (data->>'Test')::numeric"
+                "Order By not constructed correctly for numeric field"
+        }
+        test "succeeds for SQLite numeric fields" {
+            Expect.equal
+                (Query.orderBy [ Field.Named "n:Test" ] SQLite)
+                " ORDER BY data->>'Test'"
+                "Order By not constructed correctly for numeric field"
+        }
+    ]
+]
 
+/// Tests which do not hit the database
+let all = testList "Common" [
+    opTests
+    fieldTests
+    fieldMatchTests
+    parameterNameTests
+    autoIdTests
+    queryTests
+    testSequenced configurationTests
+]

src/Tests/PostgresExtensionTests.fs

@@ -25,7 +25,7 @@ let integrationTests =
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! docs = conn.customList (Query.selectFromTable PostgresDb.TableName) [] fromData<JsonDocument>
+                let! docs = conn.customList (Query.find PostgresDb.TableName) [] fromData<JsonDocument>
                 Expect.equal (List.length docs) 5 "There should have been 5 documents returned"
             }
             testTask "succeeds when data is not found" {
@@ -209,12 +209,12 @@ let integrationTests =
             let! theCount = conn.countAll PostgresDb.TableName
             Expect.equal theCount 5 "There should have been 5 matching documents"
         }
-        testTask "countByField succeeds" {
+        testTask "countByFields succeeds" {
             use db   = PostgresDb.BuildDb()
             use conn = mkConn db
             do! loadDocs conn
             
-            let! theCount = conn.countByField PostgresDb.TableName (Field.EQ "Value" "purple")
+            let! theCount = conn.countByFields PostgresDb.TableName Any [ Field.EQ "Value" "purple" ]
             Expect.equal theCount 2 "There should have been 2 matching documents"
         }
         testTask "countByContains succeeds" {
@@ -251,13 +251,13 @@ let integrationTests =
                 Expect.isFalse exists "There should not have been an existing document"
             }
         ]
-        testList "existsByField" [
+        testList "existsByFields" [
             testTask "succeeds when documents exist" {
                 use db   = PostgresDb.BuildDb()
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! exists = conn.existsByField PostgresDb.TableName (Field.EX "Sub")
+                let! exists = conn.existsByFields PostgresDb.TableName Any [ Field.EX "Sub" ]
                 Expect.isTrue exists "There should have been existing documents"
             }
             testTask "succeeds when documents do not exist" {
@@ -265,7 +265,7 @@ let integrationTests =
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! exists = conn.existsByField PostgresDb.TableName (Field.EQ "NumValue" "six")
+                let! exists = conn.existsByFields PostgresDb.TableName Any [ Field.EQ "NumValue" "six" ]
                 Expect.isFalse exists "There should not have been existing documents"
             }
         ]
@@ -315,12 +315,10 @@ let integrationTests =
                 do! conn.insert PostgresDb.TableName { Foo = "five"; Bar = "six" }
 
                 let! results = conn.findAll<SubDocument> PostgresDb.TableName
-                let expected = [
+                Expect.equal
-                    { Foo = "one"; Bar = "two" }
+                    results
-                    { Foo = "three"; Bar = "four" }
+                    [ { Foo = "one"; Bar = "two" }; { Foo = "three"; Bar = "four" }; { Foo = "five"; Bar = "six" } ]
-                    { Foo = "five"; Bar = "six" }
+                    "There should have been 3 documents returned"
-                ]
-                Expect.equal results expected "There should have been 3 documents returned"
             }
             testTask "succeeds when there is no data" {
                 use  db      = PostgresDb.BuildDb()
@@ -329,6 +327,44 @@ let integrationTests =
                 Expect.equal results [] "There should have been no documents returned"
             }
         ]
+        testList "findAllOrdered" [
+            testTask "succeeds when ordering numerically" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+                
+                let! results = conn.findAllOrdered<JsonDocument> PostgresDb.TableName [ Field.Named "n:NumValue" ]
+                Expect.hasLength results 5 "There should have been 5 documents returned"
+                Expect.equal
+                    (results |> List.map _.Id |> String.concat "|")
+                    "one|three|two|four|five"
+                    "The documents were not ordered correctly"
+            }
+            testTask "succeeds when ordering numerically descending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+                
+                let! results = conn.findAllOrdered<JsonDocument> PostgresDb.TableName [ Field.Named "n:NumValue DESC" ]
+                Expect.hasLength results 5 "There should have been 5 documents returned"
+                Expect.equal
+                    (results |> List.map _.Id |> String.concat "|")
+                    "five|four|two|three|one"
+                    "The documents were not ordered correctly"
+            }
+            testTask "succeeds when ordering alphabetically" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+                
+                let! results = conn.findAllOrdered<JsonDocument> PostgresDb.TableName [ Field.Named "Id DESC" ]
+                Expect.hasLength results 5 "There should have been 5 documents returned"
+                Expect.equal
+                    (results |> List.map _.Id |> String.concat "|")
+                    "two|three|one|four|five"
+                    "The documents were not ordered correctly"
+            }
+        ]
         testList "findById" [
             testTask "succeeds when a document is found" {
                 use db   = PostgresDb.BuildDb()
@@ -348,13 +384,13 @@ let integrationTests =
                 Expect.isNone doc "There should not have been a document returned"
             }
         ]
-        testList "findByField" [
+        testList "findByFields" [
             testTask "succeeds when documents are found" {
                 use db   = PostgresDb.BuildDb()
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! docs = conn.findByField<JsonDocument> PostgresDb.TableName (Field.EQ "Value" "another")
+                let! docs = conn.findByFields<JsonDocument> PostgresDb.TableName Any [ Field.EQ "Value" "another" ]
                 Expect.equal (List.length docs) 1 "There should have been one document returned"
             }
             testTask "succeeds when documents are not found" {
@@ -362,10 +398,36 @@ let integrationTests =
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! docs = conn.findByField<JsonDocument> PostgresDb.TableName (Field.EQ "Value" "mauve")
+                let! docs = conn.findByFields<JsonDocument> PostgresDb.TableName Any [ Field.EQ "Value" "mauve" ]
                 Expect.isEmpty docs "There should have been no documents returned"
             }
         ]
+        testList "findByFieldsOrdered" [
+            testTask "succeeds when sorting ascending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! docs =
+                    conn.findByFieldsOrdered<JsonDocument>
+                        PostgresDb.TableName All [ Field.EQ "Value" "purple" ] [ Field.Named "Id" ]
+                Expect.hasLength docs 2 "There should have been two documents returned"
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "five|four" "Documents not ordered correctly"
+            }
+            testTask "succeeds when sorting descending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! docs =
+                    conn.findByFieldsOrdered<JsonDocument>
+                        PostgresDb.TableName All [ Field.EQ "Value" "purple" ] [ Field.Named "Id DESC" ]
+                Expect.hasLength docs 2 "There should have been two documents returned"
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "four|five" "Documents not ordered correctly"
+            }
+        ]
         testList "findByContains" [
             testTask "succeeds when documents are found" {
                 use db   = PostgresDb.BuildDb()
@@ -384,6 +446,33 @@ let integrationTests =
                 Expect.isEmpty docs "There should have been no documents returned"
             }
         ]
+        testList "findByContainsOrdered" [
+            // Id = two, Sub.Bar = blue; Id = four, Sub.Bar = red
+            testTask "succeeds when sorting ascending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! docs =
+                    conn.findByContainsOrdered<JsonDocument>
+                        PostgresDb.TableName {| Sub = {| Foo = "green" |} |} [ Field.Named "Sub.Bar" ]
+                Expect.hasLength docs 2 "There should have been two documents returned"
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "two|four" "Documents not ordered correctly"
+            }
+            testTask "succeeds when sorting descending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! docs =
+                    conn.findByContainsOrdered<JsonDocument>
+                        PostgresDb.TableName {| Sub = {| Foo = "green" |} |} [ Field.Named "Sub.Bar DESC" ]
+                Expect.hasLength docs 2 "There should have been two documents returned"
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "four|two" "Documents not ordered correctly"
+            }
+        ]
         testList "findByJsonPath" [
             testTask "succeeds when documents are found" {
                 use db   = PostgresDb.BuildDb()
@@ -402,13 +491,40 @@ let integrationTests =
                 Expect.isEmpty docs "There should have been no documents returned"
             }
         ]
-        testList "findFirstByField" [
+        testList "findByJsonPathOrdered" [
+            // Id = one, NumValue = 0; Id = two, NumValue = 10; Id = three, NumValue = 4
+            testTask "succeeds when sorting ascending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! docs =
+                    conn.findByJsonPathOrdered<JsonDocument>
+                        PostgresDb.TableName "$.NumValue ? (@ < 15)" [ Field.Named "n:NumValue" ]
+                Expect.hasLength docs 3 "There should have been 3 documents returned"
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "one|three|two" "Documents not ordered correctly"
+            }
+            testTask "succeeds when sorting descending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! docs =
+                    conn.findByJsonPathOrdered<JsonDocument>
+                        PostgresDb.TableName "$.NumValue ? (@ < 15)" [ Field.Named "n:NumValue DESC" ]
+                Expect.hasLength docs 3 "There should have been 3 documents returned"
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "two|three|one" "Documents not ordered correctly"
+            }
+        ]
+        testList "findFirstByFields" [
             testTask "succeeds when a document is found" {
                 use db   = PostgresDb.BuildDb()
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! doc = conn.findFirstByField<JsonDocument> PostgresDb.TableName (Field.EQ "Value" "another")
+                let! doc = conn.findFirstByFields<JsonDocument> PostgresDb.TableName Any [ Field.EQ "Value" "another" ]
                 Expect.isSome doc "There should have been a document returned"
                 Expect.equal doc.Value.Id "two" "The incorrect document was returned"
             }
@@ -417,7 +533,7 @@ let integrationTests =
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! doc = conn.findFirstByField<JsonDocument> PostgresDb.TableName (Field.EQ "Value" "purple")
+                let! doc = conn.findFirstByFields<JsonDocument> PostgresDb.TableName Any [ Field.EQ "Value" "purple" ]
                 Expect.isSome doc "There should have been a document returned"
                 Expect.contains [ "five"; "four" ] doc.Value.Id "An incorrect document was returned"
             }
@@ -426,10 +542,34 @@ let integrationTests =
                 use conn = mkConn db
                 do! loadDocs conn
 
-                let! doc = conn.findFirstByField<JsonDocument> PostgresDb.TableName (Field.EQ "Value" "absent")
+                let! doc = conn.findFirstByFields<JsonDocument> PostgresDb.TableName Any [ Field.EQ "Value" "absent" ]
                 Expect.isNone doc "There should not have been a document returned"
             }
         ]
+        testList "findFirstByFieldsOrdered" [
+            testTask "succeeds when sorting ascending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! doc =
+                    conn.findFirstByFieldsOrdered<JsonDocument>
+                        PostgresDb.TableName Any [ Field.EQ "Value" "purple" ] [ Field.Named "Id" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "five" doc.Value.Id "An incorrect document was returned"
+            }
+            testTask "succeeds when sorting descending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! doc =
+                    conn.findFirstByFieldsOrdered<JsonDocument>
+                        PostgresDb.TableName Any [ Field.EQ "Value" "purple" ] [ Field.Named "Id DESC" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "four" doc.Value.Id "An incorrect document was returned"
+            }
+        ]
         testList "findFirstByContains" [
             testTask "succeeds when a document is found" {
                 use db   = PostgresDb.BuildDb()
@@ -458,6 +598,30 @@ let integrationTests =
                 Expect.isNone doc "There should not have been a document returned"
             }
         ]
+        testList "findFirstByContainsOrdered" [
+            testTask "succeeds when sorting ascending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! doc =
+                    conn.findFirstByContainsOrdered<JsonDocument>
+                        PostgresDb.TableName {| Sub = {| Foo = "green" |} |} [ Field.Named "Value" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "two" doc.Value.Id "An incorrect document was returned"
+            }
+            testTask "succeeds when sorting descending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! doc =
+                    conn.findFirstByContainsOrdered<JsonDocument>
+                        PostgresDb.TableName {| Sub = {| Foo = "green" |} |} [ Field.Named "Value DESC" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "four" doc.Value.Id "An incorrect document was returned"
+            }
+        ]
         testList "findFirstByJsonPath" [
             testTask "succeeds when a document is found" {
                 use db   = PostgresDb.BuildDb()
@@ -486,6 +650,30 @@ let integrationTests =
                 Expect.isNone doc "There should not have been a document returned"
             }
         ]
+        testList "findFirstByJsonPathOrdered" [
+            testTask "succeeds when sorting ascending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! doc =
+                    conn.findFirstByJsonPathOrdered<JsonDocument>
+                        PostgresDb.TableName """$.Sub.Foo ? (@ == "green")""" [ Field.Named "Sub.Bar" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "two" doc.Value.Id "An incorrect document was returned"
+            }
+            testTask "succeeds when sorting descending" {
+                use db   = PostgresDb.BuildDb()
+                use conn = mkConn db
+                do! loadDocs conn
+
+                let! doc =
+                    conn.findFirstByJsonPathOrdered<JsonDocument>
+                        PostgresDb.TableName """$.Sub.Foo ? (@ == "green")""" [ Field.Named "Sub.Bar DESC" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "four" doc.Value.Id "An incorrect document was returned"
+            }
+        ]
         testList "updateById" [
             testTask "succeeds when a document is updated" {
                 use db   = PostgresDb.BuildDb()
@@ -556,14 +744,14 @@ let integrationTests =
                 do! conn.patchById PostgresDb.TableName "test" {| Foo = "green" |}
             }
         ]
-        testList "patchByField" [
+        testList "patchByFields" [
             testTask "succeeds when a document is updated" {
                 use db   = PostgresDb.BuildDb()
                 use conn = mkConn db
                 do! loadDocs conn
                 
-                do! conn.patchByField PostgresDb.TableName (Field.EQ "Value" "purple") {| NumValue = 77 |}
+                do! conn.patchByFields PostgresDb.TableName Any [ Field.EQ "Value" "purple" ] {| NumValue = 77 |}
-                let! after = conn.countByField PostgresDb.TableName (Field.EQ "NumValue" "77")
+                let! after = conn.countByFields PostgresDb.TableName Any [ Field.EQ "NumValue" "77" ]
                 Expect.equal after 2 "There should have been 2 documents returned"
             }
             testTask "succeeds when no document is updated" {
@@ -573,7 +761,7 @@ let integrationTests =
                 Expect.equal before 0 "There should have been no documents returned"
                 
                 // This not raising an exception is the test
-                do! conn.patchByField PostgresDb.TableName (Field.EQ "Value" "burgundy") {| Foo = "green" |}
+                do! conn.patchByFields PostgresDb.TableName Any [ Field.EQ "Value" "burgundy" ] {| Foo = "green" |}
             }
         ]
         testList "patchByContains" [
@@ -623,9 +811,9 @@ let integrationTests =
                 do! loadDocs conn
 
                 do! conn.removeFieldsById PostgresDb.TableName "two" [ "Sub"; "Value" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 1 "There should be 1 document without Value fields"
             }
             testTask "succeeds when a single field is removed" {
@@ -634,9 +822,9 @@ let integrationTests =
                 do! loadDocs conn
 
                 do! conn.removeFieldsById PostgresDb.TableName "two" [ "Sub" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 0 "There should be no documents without Value fields"
             }
             testTask "succeeds when a field is not removed" {
@@ -655,16 +843,16 @@ let integrationTests =
                 do! conn.removeFieldsById PostgresDb.TableName "two" [ "Value" ]
             }
         ]
-        testList "removeFieldsByField" [
+        testList "removeFieldsByFields" [
             testTask "succeeds when multiple fields are removed" {
                 use db   = PostgresDb.BuildDb()
                 use conn = mkConn db
                 do! loadDocs conn
 
-                do! conn.removeFieldsByField PostgresDb.TableName (Field.EQ "NumValue" "17") [ "Sub"; "Value" ]
+                do! conn.removeFieldsByFields PostgresDb.TableName Any [ Field.EQ "NumValue" "17" ] [ "Sub"; "Value" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 1 "There should be 1 document without Value fields"
             }
             testTask "succeeds when a single field is removed" {
@@ -672,10 +860,10 @@ let integrationTests =
                 use conn = mkConn db
                 do! loadDocs conn
 
-                do! conn.removeFieldsByField PostgresDb.TableName (Field.EQ "NumValue" "17") [ "Sub" ]
+                do! conn.removeFieldsByFields PostgresDb.TableName Any [ Field.EQ "NumValue" "17" ] [ "Sub" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 0 "There should be no documents without Value fields"
             }
             testTask "succeeds when a field is not removed" {
@@ -684,14 +872,14 @@ let integrationTests =
                 do! loadDocs conn
                     
                 // This not raising an exception is the test
-                do! conn.removeFieldsByField PostgresDb.TableName (Field.EQ "NumValue" "17") [ "Nothing" ]
+                do! conn.removeFieldsByFields PostgresDb.TableName Any [ Field.EQ "NumValue" "17" ] [ "Nothing" ]
             }
             testTask "succeeds when no document is matched" {
                 use db   = PostgresDb.BuildDb()
                 use conn = mkConn db
                 
                 // This not raising an exception is the test
-                do! conn.removeFieldsByField PostgresDb.TableName (Field.NE "Abracadabra" "apple") [ "Value" ]
+                do! conn.removeFieldsByFields PostgresDb.TableName Any [ Field.NE "Abracadabra" "apple" ] [ "Value" ]
             }
         ]
         testList "removeFieldsByContains" [
@@ -701,9 +889,9 @@ let integrationTests =
                 do! loadDocs conn
 
                 do! conn.removeFieldsByContains PostgresDb.TableName {| NumValue = 17 |} [ "Sub"; "Value" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 1 "There should be 1 document without Value fields"
             }
             testTask "succeeds when a single field is removed" {
@@ -712,9 +900,9 @@ let integrationTests =
                 do! loadDocs conn
 
                 do! conn.removeFieldsByContains PostgresDb.TableName {| NumValue = 17 |} [ "Sub" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 0 "There should be no documents without Value fields"
             }
             testTask "succeeds when a field is not removed" {
@@ -740,9 +928,9 @@ let integrationTests =
                 do! loadDocs conn
 
                 do! conn.removeFieldsByJsonPath PostgresDb.TableName "$.NumValue ? (@ == 17)" [ "Sub"; "Value" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 1 "There should be 1 document without Value fields"
             }
             testTask "succeeds when a single field is removed" {
@@ -751,9 +939,9 @@ let integrationTests =
                 do! loadDocs conn
 
                 do! conn.removeFieldsByJsonPath PostgresDb.TableName "$.NumValue ? (@ == 17)" [ "Sub" ]
-                let! noSubs = conn.countByField PostgresDb.TableName (Field.NEX "Sub")
+                let! noSubs = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Sub" ]
                 Expect.equal noSubs 4 "There should now be 4 documents without Sub fields"
-                let! noValue = conn.countByField PostgresDb.TableName (Field.NEX "Value")
+                let! noValue = conn.countByFields PostgresDb.TableName Any [ Field.NEX "Value" ]
                 Expect.equal noValue 0 "There should be no documents without Value fields"
             }
             testTask "succeeds when a field is not removed" {
@@ -792,13 +980,13 @@ let integrationTests =
                 Expect.equal remaining 5 "There should have been 5 documents remaining"
             }
         ]
-        testList "deleteByField" [
+        testList "deleteByFields" [
             testTask "succeeds when documents are deleted" {
                 use db   = PostgresDb.BuildDb()
                 use conn = mkConn db
                 do! loadDocs conn
 
-                do! conn.deleteByField PostgresDb.TableName (Field.EQ "Value" "purple")
+                do! conn.deleteByFields PostgresDb.TableName Any [ Field.EQ "Value" "purple" ]
                 let! remaining = conn.countAll PostgresDb.TableName
                 Expect.equal remaining 3 "There should have been 3 documents remaining"
             }
@@ -807,7 +995,7 @@ let integrationTests =
                 use conn = mkConn db
                 do! loadDocs conn
 
-                do! conn.deleteByField PostgresDb.TableName (Field.EQ "Value" "crimson")
+                do! conn.deleteByFields PostgresDb.TableName Any [ Field.EQ "Value" "crimson" ]
                 let! remaining = conn.countAll PostgresDb.TableName
                 Expect.equal remaining 5 "There should have been 5 documents remaining"
             }

src/Tests/SqliteExtensionTests.fs

@@ -113,12 +113,12 @@ let integrationTests =
             let! theCount = conn.countAll SqliteDb.TableName
             Expect.equal theCount 5L "There should have been 5 matching documents"
         }
-        testTask "countByField succeeds" {
+        testTask "countByFields succeeds" {
             use! db   = SqliteDb.BuildDb()
             use  conn = Configuration.dbConn ()
             do! loadDocs ()
     
-            let! theCount = conn.countByField SqliteDb.TableName (Field.EQ "Value" "purple")
+            let! theCount = conn.countByFields SqliteDb.TableName Any [ Field.EQ "Value" "purple" ]
             Expect.equal theCount 2L "There should have been 2 matching documents"
         }
         testList "existsById" [
@@ -139,13 +139,13 @@ let integrationTests =
                 Expect.isFalse exists "There should not have been an existing document"
             }
         ]
-        testList "existsByField" [
+        testList "existsByFields" [
             testTask "succeeds when documents exist" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! exists = conn.existsByField SqliteDb.TableName (Field.EQ "NumValue" 10)
+                let! exists = conn.existsByFields SqliteDb.TableName Any [ Field.EQ "NumValue" 10 ]
                 Expect.isTrue exists "There should have been existing documents"
             }
             testTask "succeeds when no matching documents exist" {
@@ -153,7 +153,7 @@ let integrationTests =
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! exists = conn.existsByField SqliteDb.TableName (Field.EQ "Nothing" "none")
+                let! exists = conn.existsByFields SqliteDb.TableName Any [ Field.EQ "Nothing" "none" ]
                 Expect.isFalse exists "There should not have been any existing documents"
             }
         ]
@@ -181,6 +181,44 @@ let integrationTests =
                 Expect.equal results [] "There should have been no documents returned"
             }
         ]
+        testList "findAllOrdered" [
+            testTask "succeeds when ordering numerically" {
+                use! db   = SqliteDb.BuildDb()
+                use  conn = Configuration.dbConn ()
+                do! loadDocs ()
+                
+                let! results = conn.findAllOrdered<JsonDocument> SqliteDb.TableName [ Field.Named "n:NumValue" ]
+                Expect.hasLength results 5 "There should have been 5 documents returned"
+                Expect.equal
+                    (results |> List.map _.Id |> String.concat "|")
+                    "one|three|two|four|five"
+                    "The documents were not ordered correctly"
+            }
+            testTask "succeeds when ordering numerically descending" {
+                use! db   = SqliteDb.BuildDb()
+                use  conn = Configuration.dbConn ()
+                do! loadDocs ()
+                
+                let! results = conn.findAllOrdered<JsonDocument> SqliteDb.TableName [ Field.Named "n:NumValue DESC" ]
+                Expect.hasLength results 5 "There should have been 5 documents returned"
+                Expect.equal
+                    (results |> List.map _.Id |> String.concat "|")
+                    "five|four|two|three|one"
+                    "The documents were not ordered correctly"
+            }
+            testTask "succeeds when ordering alphabetically" {
+                use! db   = SqliteDb.BuildDb()
+                use  conn = Configuration.dbConn ()
+                do! loadDocs ()
+                
+                let! results = conn.findAllOrdered<JsonDocument> SqliteDb.TableName [ Field.Named "Id DESC" ]
+                Expect.hasLength results 5 "There should have been 5 documents returned"
+                Expect.equal
+                    (results |> List.map _.Id |> String.concat "|")
+                    "two|three|one|four|five"
+                    "The documents were not ordered correctly"
+            }
+        ]
         testList "findById" [
             testTask "succeeds when a document is found" {
                 use! db   = SqliteDb.BuildDb()
@@ -188,7 +226,7 @@ let integrationTests =
                 do! loadDocs ()
     
                 let! doc = conn.findById<string, JsonDocument> SqliteDb.TableName "two"
-                Expect.isTrue (Option.isSome doc) "There should have been a document returned"
+                Expect.isSome doc "There should have been a document returned"
                 Expect.equal doc.Value.Id "two" "The incorrect document was returned"
             }
             testTask "succeeds when a document is not found" {
@@ -197,35 +235,59 @@ let integrationTests =
                 do! loadDocs ()
     
                 let! doc = conn.findById<string, JsonDocument> SqliteDb.TableName "three hundred eighty-seven"
-                Expect.isFalse (Option.isSome doc) "There should not have been a document returned"
+                Expect.isNone doc "There should not have been a document returned"
             }
         ]
-        testList "findByField" [
+        testList "findByFields" [
             testTask "succeeds when documents are found" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! docs = conn.findByField<JsonDocument> SqliteDb.TableName (Field.EQ "Sub.Foo" "green")
+                let! docs = conn.findByFields<JsonDocument> SqliteDb.TableName Any [ Field.EQ "Sub.Foo" "green" ]
-                Expect.equal (List.length docs) 2 "There should have been two documents returned"
+                Expect.hasLength docs 2 "There should have been two documents returned"
             }
             testTask "succeeds when documents are not found" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! docs = conn.findByField<JsonDocument> SqliteDb.TableName (Field.EQ "Value" "mauve")
+                let! docs = conn.findByFields<JsonDocument> SqliteDb.TableName Any [ Field.EQ "Value" "mauve" ]
-                Expect.isTrue (List.isEmpty docs) "There should have been no documents returned"
+                Expect.isEmpty docs "There should have been no documents returned"
             }
         ]
-        testList "findFirstByField" [
+        testList "findByFieldsOrdered" [
+            testTask "succeeds when sorting ascending" {
+                use! db   = SqliteDb.BuildDb()
+                use  conn = Configuration.dbConn ()
+                do! loadDocs ()
+
+                let! docs =
+                    conn.findByFieldsOrdered<JsonDocument>
+                        SqliteDb.TableName Any [ Field.GT "NumValue" 15 ] [ Field.Named "Id" ]
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "five|four" "The documents were not ordered correctly"
+            }
+            testTask "succeeds when sorting descending" {
+                use! db   = SqliteDb.BuildDb()
+                use  conn = Configuration.dbConn ()
+                do! loadDocs ()
+
+                let! docs =
+                    conn.findByFieldsOrdered<JsonDocument>
+                        SqliteDb.TableName Any [ Field.GT "NumValue" 15 ] [ Field.Named "Id DESC" ]
+                Expect.equal
+                    (docs |> List.map _.Id |> String.concat "|") "four|five" "The documents were not ordered correctly"
+            }
+        ]
+        testList "findFirstByFields" [
             testTask "succeeds when a document is found" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! doc = conn.findFirstByField<JsonDocument> SqliteDb.TableName (Field.EQ "Value" "another")
+                let! doc = conn.findFirstByFields<JsonDocument> SqliteDb.TableName Any [ Field.EQ "Value" "another" ]
-                Expect.isTrue (Option.isSome doc) "There should have been a document returned"
+                Expect.isSome doc "There should have been a document returned"
                 Expect.equal doc.Value.Id "two" "The incorrect document was returned"
             }
             testTask "succeeds when multiple documents are found" {
@@ -233,8 +295,8 @@ let integrationTests =
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! doc = conn.findFirstByField<JsonDocument> SqliteDb.TableName (Field.EQ "Sub.Foo" "green")
+                let! doc = conn.findFirstByFields<JsonDocument> SqliteDb.TableName Any [ Field.EQ "Sub.Foo" "green" ]
-                Expect.isTrue (Option.isSome doc) "There should have been a document returned"
+                Expect.isSome doc "There should have been a document returned"
                 Expect.contains [ "two"; "four" ] doc.Value.Id "An incorrect document was returned"
             }
             testTask "succeeds when a document is not found" {
@@ -242,8 +304,32 @@ let integrationTests =
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! doc = conn.findFirstByField<JsonDocument> SqliteDb.TableName (Field.EQ "Value" "absent")
+                let! doc = conn.findFirstByFields<JsonDocument> SqliteDb.TableName Any [ Field.EQ "Value" "absent" ]
-                Expect.isFalse (Option.isSome doc) "There should not have been a document returned"
+                Expect.isNone doc "There should not have been a document returned"
+            }
+        ]
+        testList "findFirstByFieldsOrdered" [
+            testTask "succeeds when sorting ascending" {
+                use! db   = SqliteDb.BuildDb()
+                use  conn = Configuration.dbConn ()
+                do! loadDocs ()
+
+                let! doc =
+                    conn.findFirstByFieldsOrdered<JsonDocument>
+                        SqliteDb.TableName Any [ Field.EQ "Sub.Foo" "green" ] [ Field.Named "Sub.Bar" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "two" doc.Value.Id "An incorrect document was returned"
+            }
+            testTask "succeeds when sorting descending" {
+                use! db   = SqliteDb.BuildDb()
+                use  conn = Configuration.dbConn ()
+                do! loadDocs ()
+
+                let! doc =
+                    conn.findFirstByFieldsOrdered<JsonDocument>
+                        SqliteDb.TableName Any [ Field.EQ "Sub.Foo" "green" ] [ Field.Named "Sub.Bar DESC" ]
+                Expect.isSome doc "There should have been a document returned"
+                Expect.equal "four" doc.Value.Id "An incorrect document was returned"
             }
         ]
         testList "updateById" [
@@ -324,14 +410,14 @@ let integrationTests =
                 do! conn.patchById SqliteDb.TableName "test" {| Foo = "green" |}
             }
         ]
-        testList "patchByField" [
+        testList "patchByFields" [
             testTask "succeeds when a document is updated" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
                 
-                do! conn.patchByField SqliteDb.TableName (Field.EQ "Value" "purple") {| NumValue = 77 |}
+                do! conn.patchByFields SqliteDb.TableName Any [ Field.EQ "Value" "purple" ] {| NumValue = 77 |}
-                let! after = conn.countByField SqliteDb.TableName (Field.EQ "NumValue" 77)
+                let! after = conn.countByFields SqliteDb.TableName Any [ Field.EQ "NumValue" 77 ]
                 Expect.equal after 2L "There should have been 2 documents returned"
             }
             testTask "succeeds when no document is updated" {
@@ -342,7 +428,7 @@ let integrationTests =
                 Expect.isEmpty before "There should have been no documents returned"
                 
                 // This not raising an exception is the test
-                do! conn.patchByField SqliteDb.TableName (Field.EQ "Value" "burgundy") {| Foo = "green" |}
+                do! conn.patchByFields SqliteDb.TableName Any [ Field.EQ "Value" "burgundy" ] {| Foo = "green" |}
             }
         ]
         testList "removeFieldsById" [
@@ -375,13 +461,13 @@ let integrationTests =
                 do! conn.removeFieldsById SqliteDb.TableName "two" [ "Value" ]
             }
         ]
-        testList "removeFieldByField" [
+        testList "removeFieldByFields" [
             testTask "succeeds when a field is removed" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
                 
-                do! conn.removeFieldsByField SqliteDb.TableName (Field.EQ "NumValue" 17) [ "Sub" ]
+                do! conn.removeFieldsByFields SqliteDb.TableName Any [ Field.EQ "NumValue" 17 ] [ "Sub" ]
                 try
                     let! _ = conn.findById<string, JsonDocument> SqliteDb.TableName "four"
                     Expect.isTrue false "The updated document should have failed to parse"
@@ -395,14 +481,14 @@ let integrationTests =
                 do! loadDocs ()
                 
                 // This not raising an exception is the test
-                do! conn.removeFieldsByField SqliteDb.TableName (Field.EQ "NumValue" 17) [ "Nothing" ]
+                do! conn.removeFieldsByFields SqliteDb.TableName Any [ Field.EQ "NumValue" 17 ] [ "Nothing" ]
             }
             testTask "succeeds when no document is matched" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 
                 // This not raising an exception is the test
-                do! conn.removeFieldsByField SqliteDb.TableName (Field.NE "Abracadabra" "apple") [ "Value" ]
+                do! conn.removeFieldsByFields SqliteDb.TableName Any [ Field.NE "Abracadabra" "apple" ] [ "Value" ]
             }
         ]
         testList "deleteById" [
@@ -425,13 +511,13 @@ let integrationTests =
                 Expect.equal remaining 5L "There should have been 5 documents remaining"
             }
         ]
-        testList "deleteByField" [
+        testList "deleteByFields" [
             testTask "succeeds when documents are deleted" {
                 use! db   = SqliteDb.BuildDb()
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                do! conn.deleteByField SqliteDb.TableName (Field.NE "Value" "purple")
+                do! conn.deleteByFields SqliteDb.TableName Any [ Field.NE "Value" "purple" ]
                 let! remaining = conn.countAll SqliteDb.TableName
                 Expect.equal remaining 2L "There should have been 2 documents remaining"
             }
@@ -440,7 +526,7 @@ let integrationTests =
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                do! conn.deleteByField SqliteDb.TableName (Field.EQ "Value" "crimson")
+                do! conn.deleteByFields SqliteDb.TableName Any [ Field.EQ "Value" "crimson" ]
                 let! remaining = conn.countAll SqliteDb.TableName
                 Expect.equal remaining 5L "There should have been 5 documents remaining"
             }
@@ -478,8 +564,8 @@ let integrationTests =
                 use  conn = Configuration.dbConn ()
                 do! loadDocs ()
     
-                let! docs = conn.customList (Query.selectFromTable SqliteDb.TableName) [] fromData<JsonDocument>
+                let! docs = conn.customList (Query.find SqliteDb.TableName) [] fromData<JsonDocument>
-                Expect.hasCountOf docs 5u (fun _ -> true) "There should have been 5 documents returned"
+                Expect.hasLength docs 5 "There should have been 5 documents returned"
             }
             testTask "succeeds when data is not found" {
                 use! db   = SqliteDb.BuildDb()

src/Tests/Types.fs

@@ -1,5 +1,9 @@
 module Types
 
+type NumIdDocument =
+    { Key: int
+      Text: string }
+
 type SubDocument =
     { Foo: string
       Bar: string }

src/package.sh

@@ -1,13 +1,16 @@
 #!/bin/bash
 
 echo --- Package Common library
+rm Common/bin/Release/BitBadger.Documents.Common.*.nupkg || true
 dotnet pack Common/BitBadger.Documents.Common.fsproj -c Release
 cp Common/bin/Release/BitBadger.Documents.Common.*.nupkg .
 
 echo --- Package PostgreSQL library
+rm Postgres/bin/Release/BitBadger.Documents.Postgres*.nupkg || true
 dotnet pack Postgres/BitBadger.Documents.Postgres.fsproj -c Release
 cp Postgres/bin/Release/BitBadger.Documents.Postgres.*.nupkg .
 
 echo --- Package SQLite library
+rm Sqlite/bin/Release/BitBadger.Documents.Sqlite*.nupkg || true
 dotnet pack Sqlite/BitBadger.Documents.Sqlite.fsproj -c Release
 cp Sqlite/bin/Release/BitBadger.Documents.Sqlite.*.nupkg .