如何转换不合理存储的表 多值依赖
发布时间：2020-12-13 20:02:56 所属栏目：百科 来源：网络整理
导读：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(LinkRetur
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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 （编辑：李大同） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |