-
mysql查询结果重复合并
用group_concatselect name,name1,group_concat(name2) from (select province.name as name,city.name1 as name1,area.name2 as
用group_concatselect name,name1,group_concat(name2) from (select province.name as name,city.name1 as name1,area.name2 as