select seriesid , count(reportid) from reportsystem
group by seriesid
having count(reportid) > 1
sql查询 同一个字段下另一个字段个数
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转载自www.cnblogs.com/gaara-zhang/p/9200725.html
周排行
select seriesid , count(reportid) from reportsystem
group by seriesid
having count(reportid) > 1