postgres.git / summary / log / commit / refs

commit    441d4b5a3779ce4b7302d2a05b97e4fb01cc7fb7
Author:   Bruce Momjian <bruce@momjian.us>
Date:     Thu Jun 25 22:33:28 2020 +0000
First released in: 14.0, 9.5.23, 9.6.19, 10.14, 11.9, 12.4, 13.0

    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 <replaceable>column_name1</replaceable> [, <replaceable>column_name2</ value did not change. </para> + <para> + 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 <xref linkend="functions-trigger">. + </para> + <para> In a <literal>BEFORE</> trigger, the <literal>WHEN</> condition is evaluated just before the function is or would be executed, so using [parent: 34c95d73aaec]