SQL--视图可以声明变量吗

Others 2021-11-21 00:33:03 views: null

一般情况下不可以
视图，可以看做是在制作一个表，
他不是最终返回一个表就可以，而是从创建的那一刻起，
就要select …from …where …

以上为个人见解，欢迎交流呀

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Origin blog.csdn.net/Mimo_YY/article/details/118677423
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