标签:book website ace tps tao alt ret 教程 content
下面是选自 "Websites" 表的数据:
+----+--------------+---------------------------+-------+---------+
| id | name | url | alexa | country |
+----+--------------+---------------------------+-------+---------+
| 1 | Google | https://www.google.cm/ | 1 | USA |
| 2 | 淘宝 | https://www.taobao.com/ | 13 | CN |
| 3 | 菜鸟教程 | http://www.runoob.com/ | 4689 | CN |
| 4 | 微博 | http://weibo.com/ | 20 | CN |
| 5 | Facebook | https://www.facebook.com/ | 3 | USA |
| 7 | stackoverflow | http://stackoverflow.com/ | 0 | IND |
+----+---------------+---------------------------+-------+---------+
下面的 SQL 语句选取 name 为 "Google" 或 "菜鸟教程" 的所有网站:
SELECT * FROM Websites WHERE name IN (‘Google‘,‘菜鸟教程‘);
标签:book website ace tps tao alt ret 教程 content
原文地址:http://www.cnblogs.com/yinghuali/p/7817871.html