ALTER MATERIALIZED VIEW

Function

ALTER MATERIALIZED VIEW changes multiple auxiliary attributes of an existing materialized view.

Statements and actions that can be used for ALTER MATERIALIZED VIEW are a subset of ALTER TABLE and have the same meaning when used for materialized views. For details, see ALTER TABLE.

Precautions

  • Only the owner of a materialized view or a system administrator has the ALTER TMATERIALIZED VIEW permission.
  • The materialized view structure cannot be modified.

Syntax

  • Change the owner of the materialized view.

    ALTER MATERIALIZED VIEW [ IF EXISTS ] mv_name
        OWNER TO new_owner;
    
  • Modify the column of a materialized view.

    ALTER MATERIALIZED VIEW [ IF EXISTS ] mv_name
        RENAME [ COLUMN ] column_name TO new_column_name;
    
  • Rename a materialized view.

    ALTER MATERIALIZED VIEW [ IF EXISTS ] mv_name
    
        RENAME TO new_name;
    

Parameter Description

  • mv_name

    Specifies the name of an existing materialized view, which can be schema-qualified.

    Value range: a string. It must comply with the naming convention.

  • column_name

    Specifies the name of a new or existing column.

    Value range: a string. It must comply with the naming convention.

  • new_column_name

    Specifies the new name of an existing column.

  • new_owner

    Specifies the user name of the new owner of a materialized view.

  • new_name

    Specifies the new name of a materialized view.

Example

-- Rename the materialized view foo to bar.
postgres=# ALTER MATERIALIZED VIEW foo RENAME TO bar;

Helpful Links

CREATE MATERIALIZED VIEW, CREATE INCREMENTAL MATERIALIZED VIEW, DROP MATERIALIZED VIEW, REFRESH INCREMENTAL MATERIALIZED VIEW, REFRESH MATERIALIZED VIEW

Feedback
编组 3备份
    openGauss 2024-05-25 00:45:01
    cancel