最近在网上找了下mysql查询随机的几个sql，我把最终的记录下来。
SELECT * FROM uchome_mtag AS a JOIN (SELECT MAX(tagid) AS id FROM uchome_mtag) AS b SELECT * F
SELECT * FROM uchome_mtag AS a JOIN (SELECT MAX(tagid) AS id FROM uchome_mtag) AS b SELECT * F
阅读背景：
mysql 查询随机条记录的sql语句和php计算概率
来源：互联网
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