diff --git a/database/gdb_dao_interface.go b/database/gdb_dao_interface.go
index 2837efb..6dbc16f 100644
--- a/database/gdb_dao_interface.go
+++ b/database/gdb_dao_interface.go
@@ -1,7 +1,14 @@
 package database
 
+import (
+	"context"
+)
+
 type IDao interface {
 	DB() DB
 	TableName() string
-	Columns() any
+	Columns() interface{}
+	Group() string
+	Ctx(ctx context.Context) *Model
+	Transaction(ctx context.Context, f func(ctx context.Context, tx TX) error) (err error)
 }