Move ITs to common files, call from both DBs

- Fix PostgreSQL auto-number syntax

src/main/kotlin/Parameters.kt

@@ -47,7 +47,7 @@ object Parameters {
      * @return The query, with name parameters changed to `?`s
      */
     fun replaceNamesInQuery(query: String, parameters: Collection<Parameter<*>>) =
-        parameters.sortedByDescending { it.name.length }.fold(query) { acc, param -> acc.replace(param.name, "?") }
+        parameters.sortedByDescending { it.name.length }.fold(query) { acc, param -> acc.replace(param.name, "?") }.also(::println)
 
     /**
      * Apply the given parameters to the given query, returning a prepared statement
@@ -103,7 +103,7 @@ object Parameters {
                                 }
                             }
 
-                            ParameterType.JSON -> stmt.setString(idx, param.value as String)
+                            ParameterType.JSON -> stmt.setObject(idx, param.value as String, Types.OTHER)
                         }
                     }
                 }