'commit'

dsBaseRpc/RpcService/BasePosition/BasePositionDao/BasePositionDao.go

@@ -15,7 +15,7 @@ var db = DbUtil.Engine
 //增加
 func AddBasePosition(model models.TBasePosition) (int64, error) {
 	if model.SortId == 0 {
-		sql := `select max(sort_id) as maxSortId from t_base_position where parent_id=?`
+		sql := `select ifnull(max(sort_id),0) as maxSortId from t_base_position where parent_id=?`
 		list, err := db.SQL(sql, model.ParentId).Query().List()
 		if err != nil {
 			return -1, err