Help Center/ GaussDB(DWS)/ SQL Syntax Reference/ SQL Syntax Reference (9.1.0.x)/ DDL Syntax/ DROP MATERIALIZED VIEW
Updated on 2024-12-18 GMT+08:00
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DROP MATERIALIZED VIEW

Function

Deletes a materialized view. This syntax is supported only by clusters of 8.2.1.100 or later.

Precautions

None

Syntax

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DROP MATERIALIZED VIEW [ IF EXISTS ]
{[schema.]materialized_view_name} [, ...] [ CASCADE | RESTRICT ];

Parameter Description

  • IF EXISTS

    Sends a notice instead of an error if the specified materialized view does not exist.

  • materialized_view_name

    Name of the materialized view to be deleted.

  • CASCADE | RESTRICT
    • CASCADE: automatically deletes all objects that are contained in the schema to be deleted.
    • RESTRICT: refuses to delete the schema that contains any objects. This is the default.

Examples

Delete a materialized view.

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DROP MATERIALIZED VIEW mv1;

Helpful Links

ALTER MATERIALIZED VIEW, CREATE MATERIALIZED VIEW, REFRESH MATERIALIZED VIEW

Parent topic: DDL Syntax