Re: Firing Orders

"CN" <cnliou9@fastmail.fm> writes:
> Q1. Are BEFORE UPDATE and BEFORE DELETE (let's call them as "customed")
> triggers always fired before RI_ConstraintTriggers on the same relation
> regardless of the alphabetical name of these customed triggers?

The RI_ triggers are AFTER triggers, so yes.

> Q2. Are BEFORE UPDATE and BEFORE DELETE (customed) triggers on the
> referenced relation fired before the RI_ConstraintTriggers on the
> referencing relation regardless of the alphabetical name of these
> customed triggers?

Huh?  They would not be fired at all, at least not as part of the same
trigger event.

> Q3. Are AFTER UPDATE and AFTER DELETE (customed) triggers fired after
> RI_ConstraintTriggers on the same relation regardless of the alphabetical
> name of these customed triggers?

When it says "alphabetical order", it means exactly that.  RI triggers
aren't special.

            regards, tom lane