SearchwithinGROUP_CONCAT我正在根据行的大结果执行此SQLSELECT用户ID,group_concat(locationid)来自user_location按用户标识分组有group_concat(locationid)=1012345678910userid locationid--------- ----------894801 10,10,10,10,10,10,10,10,10,10,10,10898356 10,10,11,10900424 10,10,13,12,12,12,12902123 10904910 10,10907922 10,10,109125