Sqlserver实现多表关联更新
摘要:A表 TYS_XM_RELATION2019 B表 TYS_XMYS2019(部分字段) 目标 :将B表的ysxmh用A表的newysxmh代替。代替条件A表的oidysxmh = B表的ysxmh update B set B.ysxmh = A.newysxmh from A,B where A
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posted @ 2019-02-26 14:45
posted @ 2019-02-26 14:45
posted @ 2019-02-26 14:37