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Note: The following description applies both to Postgres-XC and PostgreSQL if not described explicitly. You can read PostgreSQL as Postgres-XC except for version number, which is specific to each product.
The view pg_matviews provides access to useful information about each materialized view in the database.
Table 47-64. pg_matviews Columns
| Name | Type | References | Description |
|---|---|---|---|
| schemaname | name | pg_namespace.nspname | Name of schema containing materialized view |
| matviewname | name | pg_class.relname | Name of materialized view |
| matviewowner | name | pg_authid.rolname | Name of materialized view's owner |
| tablespace | name | pg_tablespace.spcname | Name of tablespace containing materialized view (null if default for database) |
| hasindexes | boolean | True if materialized view has (or recently had) any indexes | |
| ispopulated | boolean | True if materialized view is currently populated | |
| definition | text | Materialized view definition (a reconstructed SELECT query) |