Postgresql 中文操作指南 VI. Reference I. SQL Commands DROP USER Postgresql 中文操作指南 DROP USER DROP USER——删除数据库角色 DROP USER — remove a database role Synopsis DROP USER [ IF EXISTS ] name [, ...] Description DROP USER 只是 DROP ROLE 的另一种拼写。 DROP USER is simply an alternate spelling of DROP ROLE. Compatibility DROP USER 语句是 PostgreSQL 扩展。SQL 标准将用户的定义留给实现。 The DROP USER statement is a PostgreSQL extension. The SQL standard leaves the definition of users to the implementation. See Also DROP ROLE DROP ROLE