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

Table 49-65. 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)