create temporary table classname select 1 as cid, '小一班' as cid_name union all select 2, '小二班' union all select 3, '小三班' union all select 4, '中一班' union all select 5, '中二班' union all select 6, '中三班' union all select 7, '大一班' union all select 8, '大二班';
create temporary table temp2 select 1 as sid, '张一' as sid_name, 2 as cid union all select 2, '张二', 1 union all select 3, '张三', 1 union all select 4, '张四', 3 union all select 5, '张五', 2 union all select 6, '张六', 5 union all select 7, '张七', 6 union all select 8, '张八', 6;
继续求指点....
SELECT temp2.cid,classname.cid_name,count(temp2.cid) counts,GROUP_CONCAT(temp2.sid_name) names FROM classname,temp2 WHERE classname.cid=temp2.cid GROUP BY temp2.cid;
已抢16999个
抢已抢49940个
抢已抢184257个
抢已抢66090个
抢已抢350397个
抢已抢664200个
抢