Re: Exposing the Xact commit order to the user

From: "Greg Sabino Mullane" <greg(at)turnstep(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Exposing the Xact commit order to the user
Date: 2010-05-24 13:30:01
Message-ID: fca84a02124e1ffc7879dd0e5c7c2c7e@biglumber.com
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> In light of the proposed purging scheme, how would it be able to distinguish
> between those two cases (nothing there yet vs. was there but purged)?

> There is a difference between an empty result set and an exception.

No, I meant how will the *function* know, if a superuser and/or some
background process can purge records at any time?

- --
Greg Sabino Mullane greg(at)turnstep(dot)com
End Point Corporation http://www.endpoint.com/
PGP Key: 0x14964AC8 201005240928
http://biglumber.com/x/web?pk=2529DF6AB8F79407E94445B4BC9B906714964AC8
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