比如:统计表AA中YWLX列在某年某月每种类型各有多少?
select year(AA_YWRQ) as YEARS, month(AA_YWRQ) AS Months ,AA_YWLX,count(AA_YWLX) as Number from AA group by year(AA_YWRQ), month(AA_YWRQ),AA_YWLX表中数据:
查询后的结果:
比如:统计表AA中YWLX列在某年某月每种类型各有多少?
select year(AA_YWRQ) as YEARS, month(AA_YWRQ) AS Months ,AA_YWLX,count(AA_YWLX) as Number from AA group by year(AA_YWRQ), month(AA_YWRQ),AA_YWLX表中数据:
查询后的结果: