ALTER MATERIALIZED VIEW (Continuous Aggregate)
ALTER MATERIALIZED VIEW
statement can be used to modify some of the WITH
clause options for the continuous aggregate view. ALTER MATERIALIZED VIEW
statement also supports the following PostgreSQL clauses on the continuous aggregate view:
RENAME TO
clause to rename the continuous aggregate view;SET SCHEMA
clause to set the new schema for the continuous aggregate view;SET TABLESPACE
clause to move the materialization of the continuous aggregate view to the new tablespace;OWNER TO
clause to set new owner for the continuous aggregate view.```
ALTER MATERIALIZED VIEW
### Parameters
<table><thead><tr><th>Name</th><th>Type</th><th>Description</th></tr></thead><tbody><tr><td><code><view_name></code></td><td>TEXT</td><td>Name (optionally schema-qualified) of continuous aggregate view to be created.</td></tr></tbody></table>
### Options
<table><thead><tr><th>Name</th><th>Description</th></tr></thead><tbody><tr><td>timescaledb.materialized_only</td><td>Enable and disable real time aggregation</td></tr><tr><td>timescaledb.compress</td><td>Enable and disable compression</td></tr></tbody></table>
### Sample usage
To disable real-time aggregates for a continuous aggregate:
ALTER MATERIALIZED VIEW contagg_view SET (timescaledb.materialized_only = true);
To enable compression for a continuous aggregate:
ALTER MATERIALIZED VIEW contagg_view SET (timescaledb.compress = true); ```
The only options that currently can be modified with ALTER MATERIALIZED VIEW
are materialized_only
and compress
. The other options continuous
and create_group_indexes
can only be set when creating the continuous aggregate.