Robert Haas <> writes:
> OK, so I tried to code this up.  Adding the new amproc wasn't too
> difficult (see attached).  It wasn't obvious to me how to tie it into
> the tuplesort infrastructure, though, so instead of wasting time
> guessing what a sensible approach might be I'm going to use one of my
> lifelines and poll the audience (or is that ask an expert?).

OK, I'll take a whack at improving this over the weekend.

                        regards, tom lane

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