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SQL数据库高级教程:学习 SQL IN_[SQL Server教程]

Writer: 归海一刀 Article type: Programming skills(编程技巧) Time: 2014/2/3 6:40:17 Browse times: 465 Comment times: 0

SQL数据库高级教程:学习 SQL IN_[SQL Server教程]


HansenOlaTimoteivn 10SandnesNordmannAnnaNeset 18SandnesPettersenKariStorgt 20StavangerSvendsonToveBorgvn 23Sandnes

实例 1

如需显示名字是"Hansen"或者"Pettersen"的人,请使用下面的SQL:

SELECT * FROM PersonsWHERE LastName IN ('Hansen','Pettersen')

结果:

HansenOlaTimoteivn 10SandnesPettersenKariStorgt 20Stavanger



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SQL数据库高级教程:学习 SQL IN_[SQL Server教程]

IN

假如您已经确定希望返回的确切的值至少属于列中之一,那么可以使用操作符IN。

SELECT column_name FROM table_nameWHERE column_name IN (value1,value2,..)

原始的表 (在实例中使用:)

LastNameFirstNameAddressCityLastNameFirstNameAddressCity

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