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Re: [PATCH] Negative Transition Aggregate Functions (WIP) - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [PATCH] Negative Transition Aggregate Functions (WIP)
Date
Msg-id 3262.1389287349@sss.pgh.pa.us
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In response to Re: [PATCH] Negative Transition Aggregate Functions (WIP)  (Florian Pflug <fgp@phlo.org>)
Responses Re: [PATCH] Negative Transition Aggregate Functions (WIP)  (Florian Pflug <fgp@phlo.org>)
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Florian Pflug <fgp@phlo.org> writes:
> For float 4 and float8, wasn't the consensus that the potential
> lossy-ness of addition makes this impossible anyway, even without the
> NaN issue? But...

Well, that was my opinion, I'm not sure if it was consensus ;-).
But NaN is an orthogonal problem I think.  I'm not sure whether it
has analogues in other data types.
        regards, tom lane

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