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Event trigger

A special trigger type fired on DDL events

An event trigger is a special trigger type fired on various DDL events.

Event triggers were introduced in PostgreSQL 9.3.

Change history

PostgreSQL 9.5
- table_rewrite event (triggered by ALTER TABLE) added (commit 618c9430)
PostgreSQL 9.4
- support for PL/Tcl event trigger functions added (commit a5036ca9)
- support for PL/Perl event trigger functions added (commit e5dc4cc2)
PostgreSQL 9.3
- added (initial commit 3855968f)

References

PostgreSQL documentation: Event Triggers

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See also

CREATE EVENT TRIGGER, pg_event_trigger