mysql查询

查询近2分钟的记录：

SELECT * FROM `aaa`.`bbb` where key= 'xx' and UNIX_TIMESTAMP(NOW())-UNIX_TIMESTAMP(collect_time)<=120;

 

 

 

参考：http://hi.baidu.com/%D4%C2%C1%C1%BA%FE%CB%AE/blog/item/ee3655087965fada62d9868f.html