## 54.21. `pg_rules`

The view `pg_rules` provides access to useful information about query rewrite rules.

Table 54.21. `pg_rules` Columns

Column Type Description
`schemaname` `name` (references `pg_namespace`.`nspname`) Name of schema containing table
`tablename` `name` (references `pg_class`.`relname`) Name of table the rule is for
`rulename` `name` (references `pg_rewrite`.`rulename`) Name of rule
`definition` `text` Rule definition (a reconstructed creation command)

The `pg_rules` view excludes the `ON SELECT` rules of views and materialized views; those can be seen in `pg_views` and `pg_matviews`.