码迷,mamicode.com
首页 >  
搜索关键字:months    ( 353个结果
single-row function和muti-row function
1、single-row function指一行数据输入,返回一个值的函数。 常见的有字符函数(如:substr)日期函数(如:months_between)数字函数(如:MOD)转换函数(如:to_char)通用函数(如:NVL)2、mutil-row function指多行数据输入,返回一个值的...
分类:其他好文   时间:2015-07-27 12:57:52    阅读次数:153
uva531Compromise (最长公共子序列+路径输出)
Compromise Time Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %llu Submit Status Practice UVA 531 Appoint description:Description Download as PDFIn a few months the European Currency...
分类:其他好文   时间:2015-07-24 18:22:32    阅读次数:145
Diesel powered Vendor is known as a area great model of very important reckoning
Full Channel have been completely spending the application in the face much more many months to 're looking to cling into a bit of which will border w...
分类:其他好文   时间:2015-07-20 18:16:48    阅读次数:142
报表例子——用BIRT实现不规则月份统计
来源:     http://developer.actuate.com/community/forum/index.php?/topic/36323-months-and-quarters-group-issue/       不规则月份统计:如果起始时间是2014-01-10,则将2014-01-10到2014-02-09作为一组,将2014-02-10到2014-03-9作为一组。如果起始...
分类:其他好文   时间:2015-07-17 12:15:23    阅读次数:195
[转] - 程序员怎么学习数学
I've been working for the past 15 months on repairing my rusty math skills, ever since I read a biography of Johnny von Neumann. I've read a huge stac...
分类:其他好文   时间:2015-07-06 15:34:47    阅读次数:114
oracle中的日期加减法
--加法 select sysdate,add_months(sysdate,12) from dual; --加1年 select sysdate,add_months(sysdate,1) from dual; --加1月 select sysdate,to_...
分类:数据库   时间:2015-07-05 10:49:03    阅读次数:127
取过去20年的年份
SELECT to_char(add_months(trunc(SYSDATE, 'yyyy'), -12 * (rownum - 1)), 'YYYY') Y...
分类:其他好文   时间:2015-07-04 15:16:28    阅读次数:134
netezza 数据库 取 季初 季末 时间
-- 取季初那一天 select date_trunc( 'quarter',cast('20150820' as date)) -- 取季末那一天 select add_months(date_trunc( 'quarter',cast('20150820' as date)) + INTER.....
分类:数据库   时间:2015-07-01 11:59:08    阅读次数:200
An exciting trip
原文 I have just received a letter from my brother, Tim. He is in Australia. He has been there for six months. Tim is an engineer. He is working for a big firm and he has already visited a great nu...
分类:其他好文   时间:2015-06-26 15:11:52    阅读次数:137
这几个函数可能有用:last_day(), add_months()...
Oracle查询日期所属月份的天数Oracle查询日期操作可以实现许多我们需要的日期,比如可以实现Oracle查询日期所属月份的天数,下面就让我们一起来了解一下该方法的实现。Oracle查询日期所属月份的天数:select to_char(last_day(to_date('20080901','y...
分类:其他好文   时间:2015-06-26 10:33:21    阅读次数:189
353条   上一页 1 ... 26 27 28 29 30 ... 36 下一页
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!