SQL 手册SQL 函数字符串函数UUID本页总览UUIDuuiduuiddescriptionSyntaxVARCHAR uuid()返回一个随机的 uuid 字符串examplemysql> select uuid();+--------------------------------------+| uuid() |+--------------------------------------+| 29077778-fc5e-4603-8368-6b5f8fd55c24 |+--------------------------------------+keywordsUUID