根据需求的不同,也分为好几种方法,且看下文. 先构造基本的环境:创建两个用户AA,BB,基本需求为用户AA能够访问用户BB下所有的表,即用户AA有对BB下所有的表有"select on"权限. SYS@zkm> create user aa identified by oracle account unlock; User created. SYS@zkm> create user bb identified by oracle account unlock; User c
概述: (一)什么Oracle叫用户(user): A user is a name defined in the database that can connect to and access objects. 大意:Oracle用户是用连接数据库和访问数据库对象的.(用户是用来连接数据库访问数据库). (二)什么叫模式(schema): A schema is a collection of database objects (used by a user.). Schema objects
数据库理论中数据库用户和数据库模式并没有必定的联系.具体的数据库模式解释能够在这里找到: http://stackoverflow.com/questions/2674222/what-is-purpose-of-database-schema A database schema is a way to logically group objects such as tables, views, stored procedures etc. Think of a schema as a cont