diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/module/CreateModuleScope.kt b/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/module/CreateModuleScope.kt
index 107cf99..6240312 100644
--- a/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/module/CreateModuleScope.kt
+++ b/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/module/CreateModuleScope.kt
@@ -27,7 +27,7 @@ public interface CreateModuleScope {
 	 * @param initializer Table-related descriptors initializer.
 	 * @return Table descriptor.
 	 */
-	public fun <tUE : Any> createTable(namespace: Namespace = this.rootNs, name: String, initializer: TableConstructor<tUE>): Table<tUE, Nothing>
+	public fun <tUE : Any> createTable(namespace: Namespace = this.rootNs, name: String, initializer: TableConstructor<tUE>, mutable: Boolean = true): Table<tUE, Nothing>
 
 	/**
 	 * Creates a temporary table that exits only until connection to the database not [closed][SynchronizedDatabase._close].
diff --git a/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/table/Table.kt b/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/table/Table.kt
index 36ec1fb..504485d 100644
--- a/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/table/Table.kt
+++ b/src/commonMain/kotlin/ru/landgrafhomyak/db/serdha0/api/table/Table.kt
@@ -15,6 +15,7 @@ public interface Table<UserExtension : Any, PreviousUserExtension : Any> : _Sele
 
 	public val temporaryType: TemporaryType?
 
-	// todo make nullable for temp tables
 	public val namespacesFromModuleRoot: List<String>
+
+	public val isMutable: Boolean
 }
\ No newline at end of file