Oracle教程 2023-02-24

Oracle 视图 V$PATCHES 官方解释，作用，如何使用详细说明

Oracle视图V$PATCHES是一个视图，可以用来检索关于当前安装在数据库服务器上的补丁的信息。它包括补丁包含的文件清单，补丁类型以及如何执行系统修补程序。

使用V$PATCHES视图可以快速查询当前安装的补丁，查找已安装的补丁列表，查看补丁的属性，如是否是永久补丁。查看已安装的补丁的属性，确定补丁的可用性，确定需要的补丁是否已经安装，以及如何执行补丁。

V$PATCHES shows the patches applied on an Oracle ASM instance and the list of patches applied to an Oracle Grid infrastructure home directory.

Note:

If this view is queried in an RDBMS instance, no patch information is returned.

Column Datatype Description

Column	Datatype	Description
`PATCH_ID`	`NUMBER`	Patch identifier
`CON_ID`	`NUMBER`	The ID of the container to which the data pertains. Possible values include: `0`: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs. `1`: This value is used for rows containing data that pertain to only the root n: Where n is the applicable container ID for the rows containing data

PATCH_ID

NUMBER

Patch identifier

CON_ID

NUMBER

The ID of the container to which the data pertains. Possible values include:

0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.
1: This value is used for rows containing data that pertain to only the root
n: Where n is the applicable container ID for the rows containing data

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