mysql update更新子查詢結果

UPDATE mem_user_yun_temp t1 ,mem_user_temp t2 SET t1.ralation_id = t2.id ,t1.ralation_memberid = t2.memberid ,t1.login_name = t2.login_name where t1.id = t2.tempid;io UPDATE ( SELECT tt.* from yun_tru

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