Add delete functions

src/main/kotlin/ConnectionExtensions.kt

@@ -165,7 +165,7 @@ inline fun <reified TDoc> Connection.findAll(tableName: String, orderBy: Collect
  * @param tableName The name of the table from which documents should be deleted
  * @param docId The ID of the document to be deleted
  */
-fun <TKey> Connection.byId(tableName: String, docId: TKey) =
+fun <TKey> Connection.deleteById(tableName: String, docId: TKey) =
     Delete.byId(tableName, docId, this)
 
 /**
@@ -177,3 +177,23 @@ fun <TKey> Connection.byId(tableName: String, docId: TKey) =
  */
 fun Connection.deleteByFields(tableName: String, fields: Collection<Field<*>>, howMatched: FieldMatch? = null) =
     Delete.byFields(tableName, fields, howMatched, this)
+
+/**
+ * Delete documents using a JSON containment query (PostgreSQL only)
+ *
+ * @param tableName The name of the table from which documents should be deleted
+ * @param criteria The object for which JSON containment should be checked
+ * @throws DocumentException If called on a SQLite connection
+ */
+inline fun <reified T> Connection.deleteByContains(tableName: String, criteria: T) =
+    Delete.byContains(tableName, criteria, this)
+
+/**
+ * Delete documents using a JSON containment query (PostgreSQL only)
+ *
+ * @param tableName The name of the table from which documents should be deleted
+ * @param path The JSON path comparison to match
+ * @throws DocumentException If called on a SQLite connection
+ */
+fun Connection.deleteByJsonPath(tableName: String, path: String) =
+    Delete.byJsonPath(tableName, path, this)

src/main/kotlin/Count.kt

@@ -66,7 +66,7 @@ object Count {
      *
      * @param tableName The name of the table in which documents should be counted
      * @param criteria The object for which JSON containment should be checked
-     * @param conn The connection on which the deletion should be executed
+     * @param conn The connection on which the count should be executed
      * @return A count of the matching documents in the table
      * @throws DocumentException If called on a SQLite connection
      */
@@ -89,7 +89,7 @@ object Count {
      *
      * @param tableName The name of the table in which documents should be counted
      * @param path The JSON path comparison to match
-     * @param conn The connection on which the deletion should be executed
+     * @param conn The connection on which the count should be executed
      * @return A count of the matching documents in the table
      * @throws DocumentException If called on a SQLite connection
      */

src/main/kotlin/Delete.kt

@@ -18,7 +18,7 @@ object Delete {
     fun <TKey> byId(tableName: String, docId: TKey, conn: Connection) =
         conn.customNonQuery(
             Delete.byId(tableName, docId),
-            Parameters.addFields(listOf(Field.equal(Configuration.idField, docId)))
+            Parameters.addFields(listOf(Field.equal(Configuration.idField, docId, ":id")))
         )
 
     /**
@@ -52,4 +52,46 @@ object Delete {
      */
     fun byFields(tableName: String, fields: Collection<Field<*>>, howMatched: FieldMatch? = null) =
         Configuration.dbConn().use { byFields(tableName, fields, howMatched, it) }
+
+    /**
+     * Delete documents using a JSON containment query (PostgreSQL only)
+     *
+     * @param tableName The name of the table from which documents should be deleted
+     * @param criteria The object for which JSON containment should be checked
+     * @param conn The connection on which the deletion should be executed
+     * @throws DocumentException If called on a SQLite connection
+     */
+    inline fun <reified T> byContains(tableName: String, criteria: T, conn: Connection) =
+        conn.customNonQuery(Delete.byContains(tableName), listOf(Parameters.json(":criteria", criteria)))
+
+    /**
+     * Delete documents using a JSON containment query (PostgreSQL only)
+     *
+     * @param tableName The name of the table from which documents should be deleted
+     * @param criteria The object for which JSON containment should be checked
+     * @throws DocumentException If called on a SQLite connection
+     */
+    inline fun <reified T> byContains(tableName: String, criteria: T) =
+        Configuration.dbConn().use { byContains(tableName, criteria, it) }
+
+    /**
+     * Delete documents using a JSON containment query (PostgreSQL only)
+     *
+     * @param tableName The name of the table from which documents should be deleted
+     * @param path The JSON path comparison to match
+     * @param conn The connection on which the deletion should be executed
+     * @throws DocumentException If called on a SQLite connection
+     */
+    fun byJsonPath(tableName: String, path: String, conn: Connection) =
+        conn.customNonQuery(Delete.byJsonPath(tableName), listOf(Parameter(":path", ParameterType.STRING, path)))
+
+    /**
+     * Delete documents using a JSON containment query (PostgreSQL only)
+     *
+     * @param tableName The name of the table from which documents should be deleted
+     * @param path The JSON path comparison to match
+     * @throws DocumentException If called on a SQLite connection
+     */
+    fun byJsonPath(tableName: String, path: String) =
+        Configuration.dbConn().use { byJsonPath(tableName, path, it) }
 }