Re: Returning NEW in an on-delete trigger

On Thu, 2008-09-18 at 15:04 -0400, Tom Lane wrote:
> This does seem like a bit of a gotcha for someone who writes RETURN NEW
> instead of RETURN OLD or vice versa, but I'm not sure how much we can do
> about that.  Lots of people like to write triggers that fire on multiple
> event types, so we couldn't throw a syntax error for such a reference.
> A runtime error for a use of the variable might be possible, but a quick
> look at the code doesn't make it look easy.
>

Here's a doc patch that may clear up some of the confusion.

Regards,
    Jeff Davis