------ row number ---------------- row number ----------declare @pageSize int,@pageIndex intset @pageSize = 20;set @pageIndex = 2select * from (SELECT...
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数据库 时间:
2016-01-14 12:08:16
阅读次数:
183
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...
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数据库 时间:
2016-01-11 18:08:45
阅读次数:
170
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...
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数据库 时间:
2016-01-11 17:55:14
阅读次数:
216
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...
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其他好文 时间:
2016-01-08 13:08:07
阅读次数:
147
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...
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其他好文 时间:
2016-01-05 12:34:01
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161
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, .....
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其他好文 时间:
2016-01-04 06:39:09
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126
select * from (SELECT empid,salary, row_number() OVER (partition by deptid ORDER BY salary desc) rank FROM employee)where rank =1 create table employ....
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数据库 时间:
2015-12-31 20:51:14
阅读次数:
236
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],....
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其他好文 时间:
2015-12-31 08:49:47
阅读次数:
160
declare @currentPageIndex int set @currentPageIndex=3select top 5 * from (select row_number() over(order by getdate() desc) as rownumber,* from test)....
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数据库 时间:
2015-12-30 23:58:41
阅读次数:
404
USE tempdbGO--------------------------------------------------------------------------IF OBJECT_ID('Student','U') IS NOT NULLDROP TABLE StudentGOCREAT...
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数据库 时间:
2015-12-28 23:42:24
阅读次数:
685