Excerpts from Jeff Janes's message of vie oct 29 00:00:24 -0300 2010:
> One of the items on the Wiki ToDo list is sorted writes for
> checkpoints. The consensus seemed to be that this should be done by
> adding hook(s) into the main code, and then a contrib module to work
> with those hooks. Is there an existing contrib module that one could
> best look to for inspiration on how to go about doing this? I have
> the sorted checkpoint working under a guc, but don't know where to
> start on converting it to a contrib module instead.
Hmm, see contrib/auto_explain?
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Álvaro Herrera <alvherre@commandprompt.com>
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