Re: Incorrect calculation of path fraction value in MergeAppend - Mailing list pgsql-bugs

From Alexander Korotkov
Subject Re: Incorrect calculation of path fraction value in MergeAppend
Date
Msg-id CAPpHfdtVDr-2E2qfJwVhw0Gu8JBrmN=uG9eAkXF==hq8Q7w6yA@mail.gmail.com
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In response to Re: Incorrect calculation of path fraction value in MergeAppend  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-bugs
On Sun, May 18, 2025 at 5:29 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>
> Alvaro Herrera <alvherre@alvh.no-ip.org> writes:
> > Personally I can see getting this in 18beta2 without too much additional
> > arguing for it.  But for 15-17 you'd need a lot more support than is
> > evident in this thread.
>
> +1.  The bar for causing plan changes in back branches is very high.
> Unless you can show that the buggy behavior is causing wrong answers,
> it's usually best to leave it alone.

Makes sense.  Thank you for the clarification.  I'll push this to the
master only.

------
Regards,
Alexander Korotkov
Supabase



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