declare @id int declare @name char(10) ;注意:char(10)为10位,要是位数小了会让数据出错 set @id=1 select @id=1 select @id=(select 1) 相关文章: 2022-12-23 2021-08-30 2021-06-14 2022-12-23 2022-12-23 2021-10-03 2021-06-05 2022-02-28