On 05/26/2016 05:50 AM, Thomas Güttler wrote:
> I (and a team mate) guess that the docs miss information about the
> timing of triggers,
> which are not constraint triggers:
>
> https://www.postgresql.org/docs/devel/static/sql-createtrigger.html
>
>
> {{{
> When the CONSTRAINT option is specified, this command creates a
> constraint trigger. This is the same as a regular trigger except that
> the timing of the trigger firing can be adjusted using SET CONSTRAINTS.
> Constraint triggers must be AFTER ROW triggers on tables. They can be
> fired either at the end of the statement causing the triggering event,
> or at the end of the containing transaction; in the latter case they are
> said to be deferred. A pending deferred-trigger firing can also be
> forced to happen immediately by using SET CONSTRAINTS. Constraint
> triggers are expected to raise an exception when the constraints they
> implement are violated.
> }}}
>
> OK, timing of constraint triggers is explained.
>
> But I think the docs don't state the timing of normal AFTER triggers.
>
> Or am I blind?
Look about seven paragraphs up from the one you show above.
>
> Regards,
> Thomas Güttler
>
>
--
Adrian Klaver
adrian.klaver@aklaver.com
