SQL Update实现使用一个表的数据更新另一张表
- 表结构
- 功能
- SQL Serevr
- Access
表结构
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功能
用表B的数据(mc列)更新表A的mc列
SQL Server语句
update A SET A.mc = b.mc FROM A ,B WHERE A.bmbh = B.bmbh and A.xmbh = B.xmbh;
Access语句
update A, B set A.mc = B.mc where A.bmbh = B.bmbh and A.xmbh = B.xmbh;
或者
update A INNER JOIN B ON A.bmbh = B.bmbh AND A.xmbh = B.xmbh SET A.mc = B.mc;
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