Robert Haas <> writes:
> Incidentally, if we're going to whack around the latch API, it would
> be nice to pick a design which wouldn't be too hard to extend to
> waiting on multiple sockets.  The application I have in mind is to
> send of queries to several foreign servers at once and then wait until
> bytes come back from any of them.  It's mostly pie in the sky at this
> point, but it seems highly likely to me that we'd want to do such a
> thing by waiting for bytes from any of the sockets involved OR a latch
> event.

Instead of SetSocketToWaitOn, maybe AddSocketToWaitSet and
RemoveSocketFromWaitSet?  And you'd need some way of identifying
which socket came ready after a wait call...

                        regards, tom lane

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