https://blog.youkuaiyun.com/houjinxinzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/houjinxin/article/details/147105378https://blog.youkuaiyun.com/houjinxin/article/details/147105378houjinxinWed, 09 Apr 2025 23:30:07 +0800https://blog.youkuaiyun.com/houjinxin/article/details/147105313https://blog.youkuaiyun.com/houjinxin/article/details/147105313houjinxinWed, 09 Apr 2025 23:27:43 +0800https://blog.youkuaiyun.com/houjinxin/article/details/131217141https://blog.youkuaiyun.com/houjinxin/article/details/131217141houjinxinWed, 14 Jun 2023 22:20:58 +0800https://blog.youkuaiyun.com/houjinxin/article/details/131216528https://blog.youkuaiyun.com/houjinxin/article/details/131216528houjinxinWed, 14 Jun 2023 21:41:38 +0800https://blog.youkuaiyun.com/houjinxin/article/details/90322817https://blog.youkuaiyun.com/houjinxin/article/details/90322817houjinxinSun, 19 May 2019 00:28:12 +0800https://blog.youkuaiyun.com/houjinxin/article/details/40456261https://blog.youkuaiyun.com/houjinxin/article/details/40456261houjinxinSat, 25 Oct 2014 20:28:35 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7461584https://blog.youkuaiyun.com/houjinxin/article/details/7461584houjinxinSat, 14 Apr 2012 21:47:30 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7453675https://blog.youkuaiyun.com/houjinxin/article/details/7453675houjinxinThu, 12 Apr 2012 14:23:44 +080010; 这条语句是用来将11-15条记录提取出来,拆分这条语句 1.将所有想要的结果]]>https://blog.youkuaiyun.com/houjinxin/article/details/7441346https://blog.youkuaiyun.com/houjinxin/article/details/7441346houjinxinMon, 09 Apr 2012 16:02:40 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7356597https://blog.youkuaiyun.com/houjinxin/article/details/7356597houjinxinThu, 15 Mar 2012 13:38:25 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7253231https://blog.youkuaiyun.com/houjinxin/article/details/7253231houjinxinSun, 12 Feb 2012 21:21:13 +0800Z,a-->z,0-->9,$,#等 二、oracle支持的数据类型 1、字符型 char 定长，最长2000字符 例如：char(10) 存储内容为“小韩”时，前4个字符放‘小韩’，后六位由空格补齐 优点是：效率高，查询速率快。如]]>https://blog.youkuaiyun.com/houjinxin/article/details/7249976https://blog.youkuaiyun.com/houjinxin/article/details/7249976houjinxinFri, 10 Feb 2012 22:19:51 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7249694https://blog.youkuaiyun.com/houjinxin/article/details/7249694houjinxinFri, 10 Feb 2012 20:20:13 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7246332https://blog.youkuaiyun.com/houjinxin/article/details/7246332houjinxinThu, 09 Feb 2012 17:45:38 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7243117https://blog.youkuaiyun.com/houjinxin/article/details/7243117houjinxinWed, 08 Feb 2012 17:10:14 +0800https://blog.youkuaiyun.com/houjinxin/article/details/7243022https://blog.youkuaiyun.com/houjinxin/article/details/7243022houjinxinWed, 08 Feb 2012 17:00:46 +0800