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SQL SERVER 2012新增函数之逻辑函数CHOOSE详解

SQL SERVER 2012中新增了CHOOSE,该函数可以从值列表返回指定索引处的项。例如：select CHOOSE(3,'A','B','C','D')

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2022-5-14
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SQL SERVER 2012新增函数之逻辑函数CHOOSE详解