Supported Versions: Current (16) / 15 / 14 / 13 / 12
Development Versions: devel
Unsupported versions: 11 / 10 / 9.6 / 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3 / 8.2 / 8.1 / 8.0 / 7.4 / 7.3 / 7.2

51.44. pg_rewrite

The catalog pg_rewrite stores rewrite rules for tables and views.

Table 51.44. pg_rewrite Columns

Name Type References Description
oid oid   Row identifier
rulename name   Rule name
ev_class oid pg_class.oid The table this rule is for
ev_type char   Event type that the rule is for: 1 = SELECT, 2 = UPDATE, 3 = INSERT, 4 = DELETE
ev_enabled char   Controls in which session_replication_role modes the rule fires. O = rule fires in origin and local modes, D = rule is disabled, R = rule fires in replica mode, A = rule fires always.
is_instead bool   True if the rule is an INSTEAD rule
ev_qual pg_node_tree   Expression tree (in the form of a nodeToString() representation) for the rule's qualifying condition
ev_action pg_node_tree   Query tree (in the form of a nodeToString() representation) for the rule's action

Note

pg_class.relhasrules must be true if a table has any rules in this catalog.

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