diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/module/CreateModuleScope.kt b/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/module/CreateModuleScope.kt
index f1fa1ca..c3b578c 100644
--- a/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/module/CreateModuleScope.kt
+++ b/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/module/CreateModuleScope.kt
@@ -1,11 +1,13 @@
 package ru.landgrafhomyak.serdha.api.v0.ddl.module
 
 import ru.landgrafhomyak.serdha.api.v0.ddl.table.Table
-import ru.landgrafhomyak.serdha.api.v0.dml.Delete
-import ru.landgrafhomyak.serdha.api.v0.dml.Insert
-import ru.landgrafhomyak.serdha.api.v0.dml.InsertCreator
-import ru.landgrafhomyak.serdha.api.v0.dml.Select
-import ru.landgrafhomyak.serdha.api.v0.dml.Update
+import ru.landgrafhomyak.serdha.api.v0.dml.CopyQuery
+import ru.landgrafhomyak.serdha.api.v0.dml.CreateCopyQueryScope
+import ru.landgrafhomyak.serdha.api.v0.dml.CreateInsertQueryScope
+import ru.landgrafhomyak.serdha.api.v0.dml.DeleteQuery
+import ru.landgrafhomyak.serdha.api.v0.dml.InsertQuery
+import ru.landgrafhomyak.serdha.api.v0.dml.SelectQuery
+import ru.landgrafhomyak.serdha.api.v0.dml.UpdateQuery
 import ru.landgrafhomyak.serdha.api.v0.runtime.SynchronizedDatabase
 import ru.landgrafhomyak.serdha.api.v0.runtime.Transaction
 
@@ -40,7 +42,7 @@ public interface CreateModuleScope {
 		 * @see CreateModuleScope.createTransactionScopeTemporaryTable
 		 * @see UpgradeModuleScope.TableUpgrade
 		 */
-		public fun createTable(creator: ru.landgrafhomyak.serdha.api.v0.ddl.table.TableCreator<TableUserExtension>): TableUserExtension
+		public fun createTable(creator: ru.landgrafhomyak.serdha.api.v0.ddl.table.CreateTableScope<TableUserExtension>): TableUserExtension
 	}
 
 	/**
@@ -101,7 +103,7 @@ public interface CreateModuleScope {
 		 *
 		 * @see CreateModuleScope.createSelectQuery
 		 */
-		public fun createSelect(creator: ru.landgrafhomyak.serdha.api.v0.dml.SelectCreator<QueryUserWrapper>): QueryUserWrapper
+		public fun createSelect(creator: ru.landgrafhomyak.serdha.api.v0.dml.CreateSelectQueryScope<QueryUserWrapper>): QueryUserWrapper
 	}
 
 	/**
@@ -115,7 +117,7 @@ public interface CreateModuleScope {
 	 *
 	 * @see CreateModuleScope.createTemporarySelectQuery
 	 */
-	public fun <QueryUserWrapper : Any> createSelectQuery(initializer: SelectQueryCreator<QueryUserWrapper>): Select<QueryUserWrapper>
+	public fun <QueryUserWrapper : Any> createSelectQuery(initializer: SelectQueryCreator<QueryUserWrapper>): SelectQuery<QueryUserWrapper>
 
 	/**
 	 * Creates 'SELECT' query accessible only while the module is [creating][ModuleTemplate.ModuleCreator] or [updating][ModuleTemplate.ModuleUpgrade].
@@ -129,7 +131,7 @@ public interface CreateModuleScope {
 	 *
 	 * @see CreateModuleScope.createSelectQuery
 	 */
-	public fun <QueryUserWrapper : Any> createTemporarySelectQuery(initializer: SelectQueryCreator<QueryUserWrapper>): Select<QueryUserWrapper>
+	public fun <QueryUserWrapper : Any> createTemporarySelectQuery(initializer: SelectQueryCreator<QueryUserWrapper>): SelectQuery<QueryUserWrapper>
 
 	/**
 	 * Functional interface for creating 'INSERT ... VALUES' query.
@@ -139,9 +141,9 @@ public interface CreateModuleScope {
 	 * @param TableUserExtension User's type with descriptors related to table to which values will be inserted.
 	 * @param QueryUserWrapper User's type with descriptors related to query.
 	 *
-	 * @see CreateModuleScope.createInsertParamsQuery
+	 * @see CreateModuleScope.createInsertQuery
 	 */
-	public interface InsertParamsQueryCreator<TableUserExtension : Any, QueryUserWrapper : Any> {
+	public interface InsertQueryCreator<TableUserExtension : Any, QueryUserWrapper : Any> {
 		/**
 		 * Scope method that uses [creator] to create a query.
 		 *
@@ -149,9 +151,9 @@ public interface CreateModuleScope {
 		 * @param creator Object with descriptor providers and factories.
 		 * @return User's object with query-related descriptors for future access.
 		 *
-		 * @see CreateModuleScope.createInsertParamsQuery
+		 * @see CreateModuleScope.createInsertQuery
 		 */
-		public fun createInsert(table: Table<TableUserExtension, *>, creator: InsertCreator.InsertParams<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
+		public fun createInsert(table: Table<TableUserExtension, *>, creator: CreateInsertQueryScope<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
 	}
 
 	/**
@@ -164,13 +166,13 @@ public interface CreateModuleScope {
 	 * @param initializer Query-related descriptors initializer.
 	 * @return Query descriptor.
 	 *
-	 * @see CreateModuleScope.createTemporaryInsertParamsQuery
+	 * @see CreateModuleScope.createTemporaryInsertQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createInsertParamsQuery(table: Table<TableUserExtension, *>, initializer: InsertParamsQueryCreator<TableUserExtension, QueryUserWrapper>): Insert.InsertParams<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createInsertQuery(table: Table<TableUserExtension, *>, initializer: InsertQueryCreator<TableUserExtension, QueryUserWrapper>): InsertQuery<QueryUserWrapper>
 
 	/**
 	 * Creates 'INSERT ... VALUES' query accessible only while the module is [creating][ModuleTemplate.ModuleCreator] or [updating][ModuleTemplate.ModuleUpgrade].
-	 * Using this function instead of [CreateModuleScope.createInsertParamsQuery] may help the driver to optimize caches and runtime indexes.
+	 * Using this function instead of [CreateModuleScope.createInsertQuery] may help the driver to optimize caches and runtime indexes.
 	 *
 	 * On [module upgrading][ModuleTemplate.CreateModuleTemplatesScope.upgradeTemplate] must be recreated if needed.
 	 *
@@ -179,9 +181,9 @@ public interface CreateModuleScope {
 	 * @param initializer Query-related descriptors initializer.
 	 * @return Query descriptor.
 	 *
-	 * @see CreateModuleScope.createInsertParamsQuery
+	 * @see CreateModuleScope.createInsertQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryInsertParamsQuery(table: Table<TableUserExtension, *>, initializer: InsertParamsQueryCreator<TableUserExtension, QueryUserWrapper>): Insert.InsertParams<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryInsertQuery(table: Table<TableUserExtension, *>, initializer: InsertQueryCreator<TableUserExtension, QueryUserWrapper>): InsertQuery<QueryUserWrapper>
 
 	/**
 	 * Functional interface for creating 'INSERT ... FROM' query.
@@ -191,9 +193,9 @@ public interface CreateModuleScope {
 	 * @param TableUserExtension User's type with descriptors related to table to which values will be inserted.
 	 * @param QueryUserWrapper User's type with descriptors related to query.
 	 *
-	 * @see CreateModuleScope.createInsertFromQueryQuery
+	 * @see CreateModuleScope.createCopyQuery
 	 */
-	public interface InsertFromQueryQueryCreator<TableUserExtension : Any, QueryUserWrapper : Any> {
+	public interface CopyQueryCreator<TableUserExtension : Any, QueryUserWrapper : Any> {
 		/**
 		 * Scope method that uses [creator] to create a query.
 		 *
@@ -201,9 +203,9 @@ public interface CreateModuleScope {
 		 * @param creator Object with descriptor providers and factories.
 		 * @return User's object with query-related descriptors for future access.
 		 *
-		 * @see CreateModuleScope.createInsertFromQueryQuery
+		 * @see CreateModuleScope.createCopyQuery
 		 */
-		public fun createInsert(table: Table<TableUserExtension, *>, creator: InsertCreator.InsertFromQuery<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
+		public fun createCopy(table: Table<TableUserExtension, *>, creator: CreateCopyQueryScope<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
 	}
 
 	/**
@@ -215,13 +217,13 @@ public interface CreateModuleScope {
 	 * @param initializer Query-related descriptors initializer.
 	 * @return Query descriptor.
 	 *
-	 * @see CreateModuleScope.createTemporaryInsertFromQueryQuery
+	 * @see CreateModuleScope.createTemporaryCopyQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createInsertFromQueryQuery(table: Table<TableUserExtension, *>, initializer: InsertFromQueryQueryCreator<TableUserExtension, QueryUserWrapper>): Insert.InsertFromQuery<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createCopyQuery(table: Table<TableUserExtension, *>, initializer: CopyQueryCreator<TableUserExtension, QueryUserWrapper>): CopyQuery<QueryUserWrapper>
 
 	/**
 	 * Creates 'INSERT ... FROM' query accessible only while the module is [creating][ModuleTemplate.ModuleCreator] or [updating][ModuleTemplate.ModuleUpgrade].
-	 * Using this function instead of [CreateModuleScope.createInsertFromQueryQuery] may help the driver to optimize caches and runtime indexes.
+	 * Using this function instead of [CreateModuleScope.createCopyQuery] may help the driver to optimize caches and runtime indexes.
 	 *
 	 * On [module upgrading][ModuleTemplate.CreateModuleTemplatesScope.upgradeTemplate] must be recreated if needed.
 	 *
@@ -229,9 +231,9 @@ public interface CreateModuleScope {
 	 * @param initializer Query-related descriptors initializer.
 	 * @return Query descriptor.
 	 *
-	 * @see CreateModuleScope.createInsertFromQueryQuery
+	 * @see CreateModuleScope.createCopyQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryInsertFromQueryQuery(table: Table<TableUserExtension, *>, initializer: InsertFromQueryQueryCreator<TableUserExtension, QueryUserWrapper>): Insert.InsertFromQuery<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryCopyQuery(table: Table<TableUserExtension, *>, initializer: CopyQueryCreator<TableUserExtension, QueryUserWrapper>): CopyQuery<QueryUserWrapper>
 
 	/**
 	 * Functional interface for creating 'UPDATE' query.
@@ -253,7 +255,7 @@ public interface CreateModuleScope {
 		 *
 		 * @see CreateModuleScope.createUpdateQuery
 		 */
-		public fun createUpdate(table: Table<TableUserExtension, *>, creator: ru.landgrafhomyak.serdha.api.v0.dml.UpdateCreator<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
+		public fun createUpdate(table: Table<TableUserExtension, *>, creator: ru.landgrafhomyak.serdha.api.v0.dml.CreateUpdateQueryScope<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
 	}
 
 	/**
@@ -267,7 +269,7 @@ public interface CreateModuleScope {
 	 *
 	 * @see CreateModuleScope.createTemporaryUpdateQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createUpdateQuery(table: Table<TableUserExtension, *>, initializer: UpdateQueryCreator<TableUserExtension, QueryUserWrapper>): Update<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createUpdateQuery(table: Table<TableUserExtension, *>, initializer: UpdateQueryCreator<TableUserExtension, QueryUserWrapper>): UpdateQuery<QueryUserWrapper>
 
 	/**
 	 * Creates 'UPDATE' query accessible only while the module is [creating][ModuleTemplate.ModuleCreator] or [updating][ModuleTemplate.ModuleUpgrade].
@@ -281,7 +283,7 @@ public interface CreateModuleScope {
 	 *
 	 * @see CreateModuleScope.createUpdateQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryUpdateQuery(table: Table<TableUserExtension, *>, initializer: UpdateQueryCreator<TableUserExtension, QueryUserWrapper>): Update<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryUpdateQuery(table: Table<TableUserExtension, *>, initializer: UpdateQueryCreator<TableUserExtension, QueryUserWrapper>): UpdateQuery<QueryUserWrapper>
 
 	/**
 	 * Functional interface for creating 'DELETE' query.
@@ -303,7 +305,7 @@ public interface CreateModuleScope {
 		 *
 		 * @see CreateModuleScope.createDeleteQuery
 		 */
-		public fun createDelete(table: Table<TableUserExtension, *>, creator: ru.landgrafhomyak.serdha.api.v0.dml.DeleteCreator<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
+		public fun createDelete(table: Table<TableUserExtension, *>, creator: ru.landgrafhomyak.serdha.api.v0.dml.CreateDeleteQueryScope<TableUserExtension, QueryUserWrapper>): QueryUserWrapper
 	}
 
 	/**
@@ -317,7 +319,7 @@ public interface CreateModuleScope {
 	 *
 	 * @see CreateModuleScope.createTemporaryDeleteQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createDeleteQuery(table: Table<TableUserExtension, *>, initializer: DeleteQueryCreator<TableUserExtension, QueryUserWrapper>): Delete<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createDeleteQuery(table: Table<TableUserExtension, *>, initializer: DeleteQueryCreator<TableUserExtension, QueryUserWrapper>): DeleteQuery<QueryUserWrapper>
 
 	/**
 	 * Creates 'DELETE' query accessible only while the module is [creating][ModuleTemplate.ModuleCreator] or [updating][ModuleTemplate.ModuleUpgrade].
@@ -331,7 +333,7 @@ public interface CreateModuleScope {
 	 *
 	 * @see CreateModuleScope.createDeleteQuery
 	 */
-	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryDeleteQuery(table: Table<TableUserExtension, *>, initializer: DeleteQueryCreator<TableUserExtension, QueryUserWrapper>): Delete<QueryUserWrapper>
+	public fun <TableUserExtension : Any, QueryUserWrapper : Any> createTemporaryDeleteQuery(table: Table<TableUserExtension, *>, initializer: DeleteQueryCreator<TableUserExtension, QueryUserWrapper>): DeleteQuery<QueryUserWrapper>
 
 	/**
 	 * Replaces [specified namespace][rootNs] with schema provided by [template].
diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/Column.kt b/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/Column.kt
index 808ff8b..049271a 100644
--- a/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/Column.kt
+++ b/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/Column.kt
@@ -1,9 +1,13 @@
 package ru.landgrafhomyak.serdha.api.v0.ddl.table
 
-public interface Column<RuntimeType, DatabaseType : ColumnType<RuntimeType>, TableUserExtension : Any> {
+import kotlin.jvm.JvmName
+import ru.landgrafhomyak.serdha.api.v0.ddl.types.DatabaseType
+import ru.landgrafhomyak.serdha.api.v0.dml.SelectedTable
+
+public interface Column<RT, DT : DatabaseType<RT>, TableUserExtension : Any> {
 	public val name: String
 
-	public val type: DatabaseType
+	public val type: DT
 
 	public val table: Table<TableUserExtension, *>
 }
\ No newline at end of file
diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/CreateTableScope.kt b/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/CreateTableScope.kt
new file mode 100644
index 0000000..3dc898b
--- /dev/null
+++ b/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/CreateTableScope.kt
@@ -0,0 +1,38 @@
+package ru.landgrafhomyak.serdha.api.v0.ddl.table
+
+import ru.landgrafhomyak.serdha.api.v0.Expression
+import ru.landgrafhomyak.serdha.api.v0.ddl.types.DatabaseType
+import ru.landgrafhomyak.serdha.api.v0.ddl.types.DatabaseTypesProvider
+import ru.landgrafhomyak.serdha.api.v0.ddl.types.RowId
+
+public interface CreateTableScope<TableUserExtension : Any> {
+	public val expressionBuilder: Expression.Builder<TableUserExtension>
+
+	public val types: DatabaseTypesProvider
+
+	public fun <RT, DT : DatabaseType<RT>> column(name: String, type: DT): Column<RT, DT, TableUserExtension>
+
+	public fun index(name: String, vararg columns: Column<*, *, TableUserExtension>): Index<TableUserExtension>
+
+	public fun uniqueIndex(name: String, distinctNulls: Boolean, vararg columns: Column<*, *, TableUserExtension>): UniqueIndex<TableUserExtension>
+	public fun checkConstraint(name: String, constraint: Expression<Boolean, DatabaseType.BOOLEAN, TableUserExtension>): CheckConstraint<TableUserExtension>
+	public fun <RT : Any, DT : DatabaseType<RT>> defaultValue(c: Column<RT, DT, TableUserExtension>, expr: Expression<RT, DT, TableUserExtension>): DefaultConstraint<RT, DT, TableUserExtension>
+
+	@Suppress("PropertyName")
+	public val rowId_column: Column<RowId<TableUserExtension>, DatabaseType<RowId<TableUserExtension>>, TableUserExtension>
+
+	@Suppress("PropertyName")
+	public val rowId_uniqueConstraint: UniqueIndex<TableUserExtension>
+
+	public fun <TargetTableUserWrapper : Any> selfRowReference(
+		onDelete: ForeignRowReference.OnDeleteAction,
+		toColumn: Column<RowId<TargetTableUserWrapper>, DatabaseType.ROW_ID<TargetTableUserWrapper>, TargetTableUserWrapper>,
+	): ForeignRowReference<TableUserExtension, TableUserExtension>
+
+	public fun <TargetTableUserWrapper : Any> foreignRowReference(
+		fromColumn: Column<RowId<TargetTableUserWrapper>, DatabaseType.ROW_ID<TargetTableUserWrapper>, TableUserExtension>,
+		toTable: Table<TargetTableUserWrapper, *>,
+		toColumn: Column<RowId<TargetTableUserWrapper>, DatabaseType.ROW_ID<TargetTableUserWrapper>, TargetTableUserWrapper>,
+		onDelete: ForeignRowReference.OnDeleteAction,
+	): ForeignRowReference<TableUserExtension, TargetTableUserWrapper>
+}
\ No newline at end of file
diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/TableCreator.kt b/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/TableCreator.kt
deleted file mode 100644
index b52f120..0000000
--- a/src/commonMain/kotlin/ru/landgrafhomyak/serdha/api/v0/ddl/table/TableCreator.kt
+++ /dev/null
@@ -1,35 +0,0 @@
-package ru.landgrafhomyak.serdha.api.v0.ddl.table
-
-import ru.landgrafhomyak.serdha.api.v0.Expression
-
-public interface TableCreator<TableUserExtension : Any> {
-	public val expressionBuilder: Expression.Builder<TableUserExtension>
-
-	public val types: ColumnType.Builder
-
-	public fun <RuntimeType, DatabaseType : ColumnType<RuntimeType>> column(name: String, type: DatabaseType): Column<RuntimeType, DatabaseType, TableUserExtension>
-
-	public fun index(name: String, vararg columns: Column<*, *, TableUserExtension>): Index<TableUserExtension>
-
-	public fun uniqueIndex(name: String, distinctNulls: Boolean, vararg columns: Column<*, *, TableUserExtension>): UniqueIndex<TableUserExtension>
-	public fun checkConstraint(name: String, constraint: Expression<Boolean, ColumnType.BOOLEAN, TableUserExtension>): CheckConstraint<TableUserExtension>
-	public fun <RuntimeType : Any, DatabaseType : ColumnType<RuntimeType>> defaultValue(c: Column<RuntimeType, DatabaseType, TableUserExtension>, expr: Expression<RuntimeType, DatabaseType, TableUserExtension>): DefaultConstraint<RuntimeType, DatabaseType, TableUserExtension>
-
-	@Suppress("PropertyName")
-	public val rowId_column: Column<RowId<TableUserExtension>, ColumnType<RowId<TableUserExtension>>, TableUserExtension>
-
-	@Suppress("PropertyName")
-	public val rowId_uniqueConstraint: UniqueIndex<TableUserExtension>
-
-	public fun <TargetTableUserWrapper : Any> selfRowReference(
-		onDelete: ForeignRowReference.OnDeleteAction,
-		toColumn: Column<RowId<TargetTableUserWrapper>, ColumnType.ROW_ID<TargetTableUserWrapper>, TargetTableUserWrapper>,
-	): ForeignRowReference<TableUserExtension, TableUserExtension>
-
-	public fun <TargetTableUserWrapper : Any> foreignRowReference(
-		fromColumn: Column<RowId<TargetTableUserWrapper>, ColumnType.ROW_ID<TargetTableUserWrapper>, TableUserExtension>,
-		toTable: Table<TargetTableUserWrapper, *>,
-		toColumn: Column<RowId<TargetTableUserWrapper>, ColumnType.ROW_ID<TargetTableUserWrapper>, TargetTableUserWrapper>,
-		onDelete: ForeignRowReference.OnDeleteAction,
-	): ForeignRowReference<TableUserExtension, TargetTableUserWrapper>
-}
\ No newline at end of file