https://blog.youkuaiyun.com/hello_code_comzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/hello_code_com/article/details/8663133https://blog.youkuaiyun.com/hello_code_com/article/details/8663133hello_code_comTue, 12 Mar 2013 12:52:16 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8654930https://blog.youkuaiyun.com/hello_code_com/article/details/8654930hello_code_comSat, 09 Mar 2013 22:43:21 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8641749https://blog.youkuaiyun.com/hello_code_com/article/details/8641749hello_code_comWed, 06 Mar 2013 12:43:49 +0800独立单值(标量)子查询  (=) 1 Select 2 3 testID,stuID,testBase,testBeyond,testPro 4]]>https://blog.youkuaiyun.com/hello_code_com/article/details/8637382https://blog.youkuaiyun.com/hello_code_com/article/details/8637382hello_code_comTue, 05 Mar 2013 12:47:26 +0800的用法 　　 (1)使用类似：switch-case与if-else if。  　　(2)语法： 　　　　case [字段] 　　　　　　when 表达式 then 显示数据 　　　　　　when 表达式 then 显示数据 　　　　　　else 显示数据 　　　　end  　　(3)百分制转换素质教育    　　1)如图：我们要将显示的数据转换成ABCD]]>https://blog.youkuaiyun.com/hello_code_com/article/details/8633178https://blog.youkuaiyun.com/hello_code_com/article/details/8633178hello_code_comMon, 04 Mar 2013 12:55:54 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8625658https://blog.youkuaiyun.com/hello_code_com/article/details/8625658hello_code_comFri, 01 Mar 2013 13:10:08 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8621558https://blog.youkuaiyun.com/hello_code_com/article/details/8621558hello_code_comThu, 28 Feb 2013 13:20:35 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8617231https://blog.youkuaiyun.com/hello_code_com/article/details/8617231hello_code_comWed, 27 Feb 2013 12:58:05 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8559172https://blog.youkuaiyun.com/hello_code_com/article/details/8559172hello_code_comThu, 31 Jan 2013 12:57:51 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8555781https://blog.youkuaiyun.com/hello_code_com/article/details/8555781hello_code_comWed, 30 Jan 2013 13:04:22 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8546006https://blog.youkuaiyun.com/hello_code_com/article/details/8546006hello_code_comSun, 27 Jan 2013 11:12:33 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8545367https://blog.youkuaiyun.com/hello_code_com/article/details/8545367hello_code_comSat, 26 Jan 2013 21:18:45 +0800https://blog.youkuaiyun.com/hello_code_com/article/details/8538045https://blog.youkuaiyun.com/hello_code_com/article/details/8538045hello_code_comThu, 24 Jan 2013 14:38:10 +0800