From: | Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp> |
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To: | tgl(at)sss(dot)pgh(dot)pa(dot)us |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Conversion error of floating point numbers in pl/pgsql |
Date: | 2015-11-17 00:30:04 |
Message-ID: | 20151117.093004.216380851.horiguchi.kyotaro@lab.ntt.co.jp |
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Lists: | pgsql-hackers |
Hello,
At Mon, 16 Nov 2015 09:49:54 -0500, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote in <32508(dot)1447685394(at)sss(dot)pgh(dot)pa(dot)us>
> Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp> writes:
> > Hello. I found that 9.5 has an undocumented difference from 9.4
> > in type cast in pl/pgsql and I think it might better be mentioned
> > as a change of behavior in release notes.
>
> > Whether do you think it is worth mentioning or not in release notes?
>
> This seems unnecessarily alarmist to me. Anybody who's in the habit
> of converting between float4 and float8 will already be used to this
> behavior, because it is what has always happened everywhere else in
> the system.
I guess not a small number of users don't have an enough insight
to antcipate such influence, but I'll agree to ommit this if such
a kind of users are not in target of the release notes.
regards,
--
Kyotaro Horiguchi
NTT Open Source Software Center
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