【SQL】數據類型轉換

原創 Asher117 2020-02-22 14:16

SQL的數據類型轉行函數有cast和convert兩個函數，用法如下：

cast(列名 as 數據類型)
eg:cast(tableAge as int)

convert(數據類型,列名)
eg:convert(int,tableAge)
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