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mysql如何提高表的统计查询速度

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Release： 2016-06-07 17:49:44
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对于数据库大的表，在进行统计查询时通常会比较慢的，并且还要考虑查询是否会对在线应用产生影响，通常这种情况下我们使用中间表可以提高查询统计速度，下面我们来统计counttable来统计客户每天消费的记录，如下。

Related labels：
mysql，提高表，统计，查询速度
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