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sqlserver_分页查询_row_number() over()

2018-03-29 15:40 489 查看
查询t_user表中301-310记录

IF OBJECT_ID('tempdb.dbo.#temp') IS NOT NULL DROP TABLE #temp;
BEGIN
select identity(int,1,1) as idd,* into #temp from t_user;
select * from #temp where idd between 301 and 310;
END

SELECT * FROM tempdb.dbo.sysobjects  WHERE name LIKE '%#%'


根据部门分组,显示每个部门的工资等级
SELECT *, Row_Number() OVER (partition by deptid ORDER BY salary desc) rank
FROM employee


--方法一:top
select * from t_user where id in(
select top 10 id from(
select top  310 id from t_user order by id asc )TT order by TT.id desc)
order by t_user.id asc


--方法二:top + not in
select top 10 * from t_user
where ID not in(select top (300) ID from t_user order by ID )
order by ID


--方法三:not exists
select top 10 * from t_user where not exists
(select 1 from (select top 300 id from t_user order by id)a1
where a1.id=t_user.id) order by id


--方法四:row_number()
select top 10 * from
(select row_number()over(order by id)rownumber,* from t_user)a1
where rownumber>300

select * from
(select row_number()over(order by id)rownumber,* from t_user) a1
where rownumber>300 and rownumber<310

select * from
(select row_number()over(order by id)rownumber,* from t_user)a1
where rownumber between 301 and 310


select *from
(select row_number()over(order by id)rownumber,* from
(select top 310 * from t_user where 1=1 order by id)a)b
where rownumber>300


[Err] 42S01 - [SQL Server]数据库中已存在名为 ‘#temp’ 的对象

SQLServer数据库分页查询
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