uuid

生成随机UUID(通用唯一IDentifier)。

类别

字符串

函数语法

uuid()

参数

此函数不需要参数。

签名和返回的类型

uuid()

返回字符串。

示例

uuid()

返回“79e70b7f-8a85-400b-97a1-9f9826121553”。

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