查看索引是否被使用-explain
时间：2010-10-29 来源：顺顺利利
查看索引是否被使用-explain
示例
explain select * from bb_masterrequest where 1 and uid = '1160' and rqtype = '1' and targetuid = '1064' order by addtimes desc limit 0 , 8 ;
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