diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/db/raw_sql_skeleton/NamedTableMember.kt b/src/commonMain/kotlin/ru/landgrafhomyak/db/raw_sql_skeleton/NamedTableMember.kt
new file mode 100644
index 0000000..66d36b7
--- /dev/null
+++ b/src/commonMain/kotlin/ru/landgrafhomyak/db/raw_sql_skeleton/NamedTableMember.kt
@@ -0,0 +1,8 @@
+package ru.landgrafhomyak.db.raw_sql_skeleton
+
+public class NamedTableMember(
+	public val table: Table,
+	public val name: String
+) {
+	override fun toString(): String = this.name
+}
\ No newline at end of file
diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/db/raw_sql_skeleton/TableConstructor.kt b/src/commonMain/kotlin/ru/landgrafhomyak/db/raw_sql_skeleton/TableConstructor.kt
index c4b81ec..fd08127 100644
--- a/src/commonMain/kotlin/ru/landgrafhomyak/db/raw_sql_skeleton/TableConstructor.kt
+++ b/src/commonMain/kotlin/ru/landgrafhomyak/db/raw_sql_skeleton/TableConstructor.kt
@@ -1,17 +1,31 @@
 package ru.landgrafhomyak.db.raw_sql_skeleton
 
-import ru.landgrafhomyak.db.serdha0.api.table.Index
-import ru.landgrafhomyak.db.serdha0.api.table.UniqueIndex
 
 public interface TableConstructor<TableUserExtension : Any> {
-	public fun createTable(context: Scope<TableUserExtension>): TableUserExtension
+	public fun createTable(table: Table, members: Scope): TableUserExtension
 
-	public interface Scope<tUE : Any> {
-		public fun column(name: String, type: String): Column
+	public class Scope internal constructor(private val _table: Table) {
+		private val _usedNames = HashSet<String>()
 
-		public fun index(name: String): Index<tUE>
+		private fun _allocName(name: String): String {
+			if (!this._usedNames.add(name))
+				throw IllegalArgumentException("Name duplication: $name")
+			return name
+		}
 
-		public fun uniqueIndex(name: String): UniqueIndex<tUE>
-		public fun checkConstraint(name: String): CheckConstraint<tUE>
+		public fun column(name: String, type: String): Column =
+			Column(this._table, this._allocName(name), type)
+
+		public fun column(name: String, referenceType: String, declarationType: String): Column =
+			Column(this._table, this._allocName(name), referenceType, declarationType)
+
+		public fun index(name: String): NamedTableMember =
+			NamedTableMember(this._table, this._allocName(name))
+
+		public fun uniqueIndex(name: String): NamedTableMember =
+			NamedTableMember(this._table, this._allocName(name))
+
+		public fun checkConstraint(name: String): NamedTableMember =
+			NamedTableMember(this._table, this._allocName(name))
 	}
 }
\ No newline at end of file
diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/serdha0/api/table/Index.kt b/src/commonMain/kotlin/ru/landgrafhomyak/serdha0/api/table/Index.kt
deleted file mode 100644
index 43ebc75..0000000
--- a/src/commonMain/kotlin/ru/landgrafhomyak/serdha0/api/table/Index.kt
+++ /dev/null
@@ -1,11 +0,0 @@
-package ru.landgrafhomyak.db.serdha0.api.table
-
-import kotlin.jvm.JvmName
-import ru.landgrafhomyak.db.raw_sql_skeleton.Table
-import ru.landgrafhomyak.db.serdha0.api.misc.Column
-
-public interface Index<OwnerTableUserExtension : Any> {
-	public val name: String
-	public val table: Table<OwnerTableUserExtension, *>
-	public val columns: List<Column<*, *, OwnerTableUserExtension>>
-}
\ No newline at end of file
diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/serdha0/api/table/UniqueIndex.kt b/src/commonMain/kotlin/ru/landgrafhomyak/serdha0/api/table/UniqueIndex.kt
deleted file mode 100644
index 2f58e41..0000000
--- a/src/commonMain/kotlin/ru/landgrafhomyak/serdha0/api/table/UniqueIndex.kt
+++ /dev/null
@@ -1,5 +0,0 @@
-package ru.landgrafhomyak.db.serdha0.api.table
-
-public interface UniqueIndex<OwnerTableUserExtension : Any> : Index<OwnerTableUserExtension> {
-	public val areNullsDistinct: Boolean
-}
\ No newline at end of file