同一数据表(mysql )字段内相同内容合并方法(注:有特殊要求)?_百度知...答:1、select name, city, sum(Quantity) as Quantity, sum(Price) as Price, group_concat(Quantity,'X',products) as products group by name 2、select name, city, sum(Quantity) as Quantity, sum(Price) as Price, group_concat(Quantity,'X',products) as products group by city group by...