select code, date(datetime) as date, count(1) from HuaiSheng
where month(datetime) = 9 and code > 0
GROUP BY code, date
ORDER BY date, code
select code, date(datetime) as date, count(1) from HuaiSheng
where month(datetime) = 9 and code > 0
GROUP BY code, date
ORDER BY date, code
本文标题:mysql 查询表并进行归类统计
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