diff --git a/pkg/common/db/mysql/group_model_k.go b/pkg/common/db/mysql/group_model_k.go
index 6b595136b..eb2af8277 100644
--- a/pkg/common/db/mysql/group_model_k.go
+++ b/pkg/common/db/mysql/group_model_k.go
@@ -9,12 +9,15 @@ import (
 )
 
 type GroupModelInterface interface {
+	//mysql
 	Create(ctx context.Context, groups []*Group) (err error)
 	Delete(ctx context.Context, groupIDs []string, tx ...*gorm.DB) (err error)
 	UpdateByMap(ctx context.Context, groupID string, args map[string]interface{}) (err error)
 	Update(ctx context.Context, groups []*Group) (err error)
 	Find(ctx context.Context, groupIDs []string) (groups []*Group, err error)
 	Take(ctx context.Context, groupID string) (group *Group, err error)
+
+	//mongo
 }
 type Group struct {
 	GroupID                string    `gorm:"column:group_id;primary_key;size:64" json:"groupID" binding:"required"`