mysql UUID
时间: 2023-10-17 19:34:57 浏览: 164
activerecord-mysql-uuid-column:ActiveRecord MySQL 适配器的真实 UUID 列
MySQL的UUID是一个用于生成唯一标识符的函数。它返回一个由32个字符和4个连字符组成的字符串,总共36个字符。每次调用UUID()函数都会生成一个不同的UUID。在MySQL中存储UUID时,有时候需要去除其中的连字符。有几种方法可以实现这个目的,比如使用REPLACE函数、使用SUBSTRING函数等。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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