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

本站中文解释

Oracle视图ALL_MVIEW_COMMENTS是用于获取物化视图注释信息的内置视图。通过 ALL_MVIEW_COMMENTS 视图,您可以查询有关所有物化视图的说明信息。

使用方法:

1、查询物化视图的注释信息:

SELECT * FROM ALL_MVIEW_COMMENTS WHERE MVIEW_NAME = ‘view_name’;

2、查询表空间中包含的所有物化视图的注释信息:

SELECT * FROM ALL_MVIEW_COMMENTS WHERE TABLESPACE_NAME = ‘tablespace_name’;

官方英文解释

ALL_MVIEW_COMMENTS displays comments on the materialized views accessible to the current user.

Related Views

  • DBA_MVIEW_COMMENTS displays comments on the materialized views in the database.

  • USER_MVIEW_COMMENTS displays comments on the materialized views owned by the current user. This view does not display the OWNER column.

Column Datatype NULL Description

OWNER

VARCHAR2(128)

NOT NULL

Owner of the materialized view

MVIEW_NAME

VARCHAR2(128)

NOT NULL

Name of the materialized view

COMMENTS

VARCHAR2(4000)

Comment on the materialized view

See Also:

  • “DBA_MVIEW_COMMENTS”

  • “USER_MVIEW_COMMENTS”

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