From 441d4b5a3779ce4b7302d2a05b97e4fb01cc7fb7 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Thu, 25 Jun 2020 18:33:28 -0400 Subject: [PATCH] doc: mention trigger helper functions in CREATE TRIGGER docs Reported-by: petermpallesen@gmail.com Discussion: https://postgr.es/m/159195294959.673.5752624528747900508@wrigleys.postgresql.org Backpatch-through: 9.5 --- doc/src/sgml/ref/create_trigger.sgml | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/doc/src/sgml/ref/create_trigger.sgml b/doc/src/sgml/ref/create_trigger.sgml index 91293b7ca17..576e27f4dcc 100644 --- a/doc/src/sgml/ref/create_trigger.sgml +++ b/doc/src/sgml/ref/create_trigger.sgml @@ -447,6 +447,12 @@ UPDATE OF column_name1 [, column_name2 + + There are a few built-in trigger functions that can be used to + solve common problems without having to write your own trigger code; + see . + + In a BEFORE trigger, the WHEN condition is evaluated just before the function is or would be executed, so using -- 2.39.5