--===================================================
--测试CODE
USE tempdb;
GO
DROP TABLE TB1
GO
DROP TABLE TB2
GO
SELECT TOP(10)
ROW_NUMBER()OVER(ORDER BY object_id) AS RID,
object_id AS ObjectID
INTO TB1
FROM sys.all_objects
GO
SELECT TOP(10)
ROW_NUMBER()OVER(ORDER BY object_id DESC) AS RID,
object_id AS ObjectID
INTO TB2
FROM sys.all_objects
--===================================================
--更新前查看数据
SELECT * FROM TB1
SELECT * FROM TB2
GO
--===================================================
--关联更新数据 5 条数据
UPDATE TOP(5) TB1
SET ObjectID=T2.ObjectID
FROM TB1 AS T1 INNER JOIN TB2 AS T2
ON T1.RID=T2.RID
--===================================================
--更新后查看数据
SELECT * FROM TB1
SELECT * FROM TB2
--===================================================
--关联删除数据 5 条数据
DELETE TOP(5) TB1
FROM TB1 AS T1
INNER JOIN TB2 AS T2
ON T1.RID=T2.RID
WHERE T1.ObjectID<>T2.ObjectID
--===================================================
--删除后查看数据
SELECT * FROM TB1
SELECT * FROM TB2