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搜索关键字:row_number    ( 653个结果
MS SQL 两种分页
------ row number ---------------- row number ----------declare @pageSize int,@pageIndex intset @pageSize = 20;set @pageIndex = 2select * from (SELECT...
分类:数据库   时间:2016-01-14 12:08:16    阅读次数:183
oracle排序
oracle在使用rownum进行排序的时候,有时是会出错的,所以可以考虑使用函数实现排序:1.row_number() over()row_number()over(partition by col1 order by col2)表示根据col1分组,在分组内部根据col2排序,而此函数计算的值就...
分类:数据库   时间:2016-01-11 18:08:45    阅读次数:170
sql 更新一列为行号
update u_menuset issort=t1.rowIdfrom(--select * from--( select cmenu_id,ROW_NUMBER() over(Order by cmenu_id) as rowId from u_menu) as t1where t1.cmenu...
分类:数据库   时间:2016-01-11 17:55:14    阅读次数:216
获取最近几天日期
SELECT CountDate=CONVERT(CHAR(10),DATEADD(DAY,0-rn,GETDATE()),20)FROM (SELECT TOP 7 rn=row_number() OVER(ORDER BY GETDATE())-1 FROM sysobjects)t ORDER...
分类:其他好文   时间:2016-01-08 13:08:07    阅读次数:147
分页 - 连接查询分页
select top (10) a.id,a.tool_Name,a.tool_Describe from ( select ROW_NUMBER() over(order by u.id) as rownum, t.id,t.tool_Name,t.tool_Describe from Tb...
分类:其他好文   时间:2016-01-05 12:34:01    阅读次数:161
Sparse Matrix Multiplication
Given twosparse matricesAandB, return the result ofAB.You may assume thatA's column number is equal toB's row number.Example:A = [ [ 1, 0, 0], [-1, .....
分类:其他好文   时间:2016-01-04 06:39:09    阅读次数:126
sql
select * from (SELECT empid,salary, row_number() OVER (partition by deptid ORDER BY salary desc) rank FROM employee)where rank =1 create table employ....
分类:数据库   时间:2015-12-31 20:51:14    阅读次数:236
Leetcode: Sparse Matrix Multiplication
Given two sparse matrices A and B, return the result of AB.You may assume that A's column number is equal to B's row number.Example:A = [ [ 1, 0, 0],....
分类:其他好文   时间:2015-12-31 08:49:47    阅读次数:160
sql分页
declare @currentPageIndex int set @currentPageIndex=3select top 5 * from (select row_number() over(order by getdate() desc) as rownumber,* from test)....
分类:数据库   时间:2015-12-30 23:58:41    阅读次数:404
SQL Server 2008 R2——ROW_NUMBER() 去掉不同行中相同列的重复内容
USE tempdbGO--------------------------------------------------------------------------IF OBJECT_ID('Student','U') IS NOT NULLDROP TABLE StudentGOCREAT...
分类:数据库   时间:2015-12-28 23:42:24    阅读次数:685
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