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Help Center/ GaussDB(DWS)/ SQL Syntax Reference (9.1.0.x)/ DDL Syntax/ DROP MATERIALIZED VIEW

DROP MATERIALIZED VIEW

Updated on 2024-12-18 GMT+08:00

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Function

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

Precautions

None

Syntax

    
       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.

    
       DROP MATERIALIZED VIEW mv1;

Helpful Links

ALTER MATERIALIZED VIEW, CREATE MATERIALIZED VIEW, REFRESH MATERIALIZED VIEW

Parent topic: DDL Syntax

Previous topic: DROP INDEX

Next topic: DROP OWNED

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