Oracle 视图 ROLE_TAB_PRIVS 官方解释，作用，如何使用详细说明

网络编程 Oracle 视图 ROLE_TAB_PRIVS 官方解释，作用，如何使用详细说明 10-17

Oracle视图ROLE_TAB_PRIVS显示角色授予表的特定权限。它提供的信息可以作为授予或撤销特定角色的表权限的依据。

该视图定义如下：

该视图在USAGE:中被列为描述外部角色授权到表中的信息。下面是用户如何查看被给定角色授予的表权限的四个步骤：

1. 使用 “SELECT ROLE FROM DBA_ROLES” 来检索授予角色。

2. 使用 “SELECT TABLE_NAME,PRIVILEGE FROM ROLE_TAB_PRIVS WHERE GRANTEE=” 来检索被给定角色授予的表权限情况。

3. 使用 “SELECT * FROM TABLE_NAME”来检查被给定角色授予哪些表动作的权限。

4. 使用 “REVOKE ON

FROM ; “来撤销授予的表权限。

ROLE_TAB_PRIVS describes table privileges granted to roles. Information is provided only about roles to which the user has access.

Column	Datatype	Description
`ROLE`	`VARCHAR2(128)`	Name of the role
`OWNER`	`VARCHAR2(128)`	Owner of the object
`TABLE_NAME`	`VARCHAR2(128)`	Name of the object
`COLUMN_NAME`	`VARCHAR2(128)`	Name of the column, if applicable
`PRIVILEGE`	`VARCHAR2(40)`	Object privilege granted to the role
`GRANTABLE`	`VARCHAR2(3)`	`YES` if the role was granted with `ADMIN OPTION`; otherwise `NO`
`COMMON`	`VARCHAR2(3)`	Indicates how the grant was made. Possible values: `YES` if the privilege was granted commonly (`CONTAINER=ALL` was used) `NO` if the privilege was granted locally (`CONTAINER=ALL` was not used)
`INHERITED`	`VARCHAR2(3)`	Indicates whether the role grant was inherited from another container (`YES`) or not (`NO`)

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