Christopher Kings-Lynne <[EMAIL PROTECTED]> writes:
>> Right.  So what's the point?  It seems like the printout would just be
>> useless noise: it'd repeat N times the estimate of the top-level number
>> of output rows.

> Well I guess the point would be to remind people that there are 
> (potentially) expensive triggers that will run, so even though the 
> analysis presented indicates that the tested query will be fast, it 
> might not be...

If we had any way to estimate the costs of the triggers, I'd agree with
listing those numbers --- but the triggers are just black boxes.  So I
don't see the point.  We might as well just add one line saying
        <ding> You've got triggers!

                        regards, tom lane

---------------------------(end of broadcast)---------------------------
TIP 5: Have you checked our extensive FAQ?


Reply via email to