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/*[例16] 删除视图CS_S中学号为95029的记录
DELETE
FROM IS_Student
WHERE Sno= '95029'
转换为对基本表的更新:
DELETE
FROM Student
WHERE Sno= '95029' AND Sdept= 'IS'
*/
DELETE
FROM Student
WHERE Sno= '95029' AND Sdept= 'IS'
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