# 52.21. pg_event_trigger

The catalog pg_event_trigger stores event triggers. See Chapter 40 for more information.

Table 52.21. pg_event_trigger Columns

Column Type

Description
oid oid

Row identifier
evtname name

Trigger name (must be unique)
evtevent name

Identifies the event for which this trigger fires
evtowner oid (references pg_authid.oid)

Owner of the event trigger
evtfoid oid (references pg_proc.oid)

The function to be called
evtenabled char

Controls in which session_replication_role modes the event trigger fires. O = trigger fires in “origin” and “local” modes, D = trigger is disabled, R = trigger fires in “replica” mode, A = trigger fires always.
evttags text[]

Command tags for which this trigger will fire. If NULL, the firing of this trigger is not restricted on the basis of the command tag.