diff --git a/service/dbmService.go b/service/dbmService.go
index e1412ef..2e03dc2 100644
--- a/service/dbmService.go
+++ b/service/dbmService.go
@@ -156,7 +156,7 @@ func DeleteDBManage(req *proto.DeleteDBManageReq, userId int) error {
 			return err
 		}
 	} else if req.Del_Type == 1 && req.UserID > 0 {
-		if req.UserID != userId && user.Role != "admin" {
+		if req.UserID != uint(userId) && user.Role != "admin" {
 			return errors.New("unauthorized access to delete all database management systems")
 		}
 		err := dao.DeleteDBManageByUserID(req.UserID)
@@ -183,11 +183,11 @@ func DeleteSQLRunHistory(req *proto.DeleteDBManageSQLHistoryReq, userId int) err
 		if err != nil {
 			return err
 		}
-	} else if Del_Type == 1 && req.UserID > 0 {
-		if req.UserID != userId && user.Role != "admin" {
+	} else if req.Del_Type == 1 && req.UserID > 0 {
+		if req.UserID != uint(userId) && user.Role != "admin" {
 			return errors.New("unauthorized access to delete all SQL run history")
 		}
-		err := dao.DelSQLRunHistoryByAuthID(req.UserID)
+		err := dao.DelSQLRunHistoryByAuthID(int(req.UserID))
 		return err
 	} else {
 		return errors.New("invalid delete type or parameters")