fix tx

liuxiaolong

2019-10-11 9bddcbcaacca649c4e0686afdde8d5804b17ad9c

fix tx

 dbself.go

@@ -119,11 +119,12 @@
            result := tx.Exec(sql)
            err = result.Error
            if err !=nil {
                return false,result.Error
                return false,err
            }
            if result.RowsAffected == 0{
                logger.Error("ExecuteSqlByGorm fail")
                return false,errors.New("ExecuteSqlByGorm fail")
                err = errors.New("ExecuteSqlByGorm fail")
                return false,err
            }
        }
        tx.Commit()