不用游标 遍历记录的sql语句
--声明变量表@tb
declare @tb table(id int,name varchar(50))
--添加测试数据
insert into @tb
select 6,'aa' union all
select 7,'bb' union all
select 8,'cc' union all
select 9,'dd' union all
select 10,'abc' union all
select 11,'ddef' union all
select 12,'fda' union all
select 13,'rewr' union all
select 14,'eyt' union all
select 15,'jjy' union all
select 16,'bbbxd' union all
select 17,'xxx' union all
select 18,'ffff' union all
select 19,'wwwwwwww' union all
select 20,'aaaaaaaaaa'
/*
查看表中数据
select * from @tb
*/
--声明循环用的“指针”
declare @min varchar(5)
--赋初值
select @min=min(id) from @tb
--开始循环
while @min is not null
begin
print @min --打印当前“指针”的值
select @min=min(id) from @tb where id>@min --更新“指针”内容,使之移到下一记录
end
declare @tb table(id int,name varchar(50))
--添加测试数据
insert into @tb
select 6,'aa' union all
select 7,'bb' union all
select 8,'cc' union all
select 9,'dd' union all
select 10,'abc' union all
select 11,'ddef' union all
select 12,'fda' union all
select 13,'rewr' union all
select 14,'eyt' union all
select 15,'jjy' union all
select 16,'bbbxd' union all
select 17,'xxx' union all
select 18,'ffff' union all
select 19,'wwwwwwww' union all
select 20,'aaaaaaaaaa'
/*
查看表中数据
select * from @tb
*/
--声明循环用的“指针”
declare @min varchar(5)
--赋初值
select @min=min(id) from @tb
--开始循环
while @min is not null
begin
print @min --打印当前“指针”的值
select @min=min(id) from @tb where id>@min --更新“指针”内容,使之移到下一记录
end