如何转换不合理存储的表 多值依赖

CREATE TABLE #t ( linkreturnid INT,id INT ) SELECT LinkReturnID,id INTO #t0 FROM CallCentre.cc.BackChangeApply WHILE EXISTS ( SELECT LinkReturnID,id FROM #t0 WHERE LinkReturnID LIKE '%,' ) BEGIN UPDATE #t0 SET LinkReturnID = RIGHT(LinkReturnID,LEN(LinkReturnID) - PATINDEX('%,%',LinkReturnID)) OUTPUT LEFT(deleted.LinkReturnID,PATINDEX('%,deleted.LinkReturnID) - 1),deleted.id INTO #t WHERE LinkReturnID LIKE '%,' END SELECT * FROM #t DROP TABLE #t,#t0

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