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createproc proc_paging(@pageSizeint,@pageCurrentint)asbeginselect*from(selectROW_NUMBER()over(ORDERBY 排序字段) rownum,*from 表) 别名whererownum between(@pag...
分类:数据库   时间:2015-03-29 00:28:59    阅读次数:189
全外连接和交叉连接
全外连接是在结果中除了显示满足连接的条件的行外,还显示了join两侧表中所有满足检索条件的行。 SQL> select e.empno,e.ename,e.sal,d.grade   2  from emp e full outer join salgrade d   3  on e.sal between d.losal and d.hisal;      EMPNO ENAME    ...
分类:其他好文   时间:2015-03-28 08:50:22    阅读次数:103
交叉连接和全连接
全外连接是在结果中除了显示满足连接的条件的行外,还显示了join两侧表中所有满足检索条件的行。 SQL> select e.empno,e.ename,e.sal,d.grade   2  from emp e full outer join salgrade d   3  on e.sal between d.losal and d.hisal;      EMPNO ENAME    ...
分类:其他好文   时间:2015-03-27 22:21:31    阅读次数:184
[Leetcode] Maximum Gap
Maximum GapGiven an unsorted array, find the maximum difference between the successive elements in its sorted form.Try to solve it in linear time/spac...
分类:其他好文   时间:2015-03-21 16:49:56    阅读次数:121
ZOJ 3792 Romantic Value 最小割+求割边的数量
点击打开链接 Romantic Value Time Limit: 2 Seconds      Memory Limit: 65536 KB Farmer John is a diligent man. He spent a lot of time building roads between his farms. From his point of view, eve...
分类:其他好文   时间:2015-03-21 14:04:52    阅读次数:140
Maximum Gap
Given an unsorted array, find the maximum difference between the successive elements in its sorted form.Try to solve it in linear time/space.Return 0 ...
分类:其他好文   时间:2015-03-21 12:39:00    阅读次数:177
HDOJ Networking
Networking Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 6595   Accepted: 3593 Description You are assigned to design network connections between certain p...
分类:Web程序   时间:2015-03-21 09:51:49    阅读次数:179
8. SQL -- 查询,集函数,分组
为了大家更容易理解我举出的SQL语句,本文假定已经建立了一个学生成绩管理数据库,全文均以学生成绩的管理为例来描述。1.在查询结果中显示列名:a.用as关键字:selectnameas‘姓名‘fromstudentsorderbyageb.直接表示:selectname‘姓名‘fromstudentsorderbyage2.精确查找:a.用in..
分类:数据库   时间:2015-03-20 01:36:33    阅读次数:285
poj 1287 Networking(最小生成树)
Networking Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 6589   Accepted: 3590 Description You are assigned to design network connections between certain p...
分类:Web程序   时间:2015-03-19 22:07:16    阅读次数:180
LeetCode – Refresh – Combination Sum II
The different between I and II is that:1. For II, each number only can be chosen ONCE.2. The a number, in the array, encountered more than twice will ...
分类:其他好文   时间:2015-03-19 06:18:55    阅读次数:135
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