> I want to have a go at some Triggers. To update summary records of
> accounting data.
>
> I see in the reference manual
> http://www.de.postgresql.org/users-lounge/docs/7.2/postgres/sql-createconstraint.html
> it makes the comment:
>
> "It is not intended for general use."
postgres uses CREATE CONSTRAINT TRIGGER to create FK references during
pg_dump process. CREATE TRIGGER is what you are looking for.
regards,
bhuvaneswaran