Re: trigger proceedures in sql - Mailing list pgsql-sql

On Thu, 10 Jul 2003, adivi wrote:

>       can trigger proceedures ( procedures to be executed from within a trigger )
>         not be written in sql.

AFAICT, no, sql functions cannot return opaque/trigger.  However you can
write trigger functions in most/all of the pl languages (plpgsql, pltcl,
etc...)  I think the trigger examples for plpgsql are in plpgsql's
documentation.