Oracle 视图 ALL_OPERATOR_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_OPERATOR_COMMENTS显示包括评论的操作类型。这些操作类型包括存储过程、函数和触发器。它还可以用来取出用户自定义的操作类型以及其它自定义内容。

使用ALL_OPERATOR_COMMENTS视图,可以检索用户定义的操作类型的注释:

SELECT OBJECT_TYPE, OBJECT_NAME, COMMENTS
FROM ALL_OPERATOR_COMMENTS
WHERE OBJECT_TYPE IN (‘PROCEDURE’, ‘FUNCTION’, ‘TRIGGER’);

如果需要添加某个操作的注释,可以使用COMMENT命令:

COMMENT ON PROCEDURE my_proc IS ‘T his procedure does something complicated’;

官方英文解释

ALL_OPERATOR_COMMENTS displays comments for the user-defined operators accessible to the current user.

Related Views

  • DBA_OPERATOR_COMMENTS displays comments for all user-defined operators in the database.

  • USER_OPERATOR_COMMENTS displays comments for the user-defined operators owned by the current user.

Column Datatype NULL Description

OWNER

VARCHAR2(128)

NOT NULL

Owner of the user-defined operator

OPERATOR_NAME

VARCHAR2(128)

NOT NULL

Name of the user-defined operator

COMMENTS

VARCHAR2(4000)

Comment for the user-defined operator

See Also:

  • “DBA_OPERATOR_COMMENTS”

  • “USER_OPERATOR_COMMENTS”


数据运维技术 » Oracle 视图 ALL_OPERATOR_COMMENTS 官方解释,作用,如何使用详细说明