## 54.13. `pg_matviews`

The view `pg_matviews` provides access to useful information about each materialized view in the database.

Table 54.13. `pg_matviews` Columns

Column Type Description
`schemaname` `name` (references `pg_namespace`.`nspname`) Name of schema containing materialized view
`matviewname` `name` (references `pg_class`.`relname`) Name of materialized view
`matviewowner` `name` (references `pg_authid`.`rolname`) Name of materialized view's owner
`tablespace` `name` (references `pg_tablespace`.`spcname`) Name of tablespace containing materialized view (null if default for database)
`hasindexes` `bool` True if materialized view has (or recently had) any indexes
`ispopulated` `bool` True if materialized view is currently populated
`definition` `text` Materialized view definition (a reconstructed SELECT query)