Re: A potential memory leak on Merge Join when Sort node is not below Materialize node

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От Peter Geoghegan
Тема Re: A potential memory leak on Merge Join when Sort node is not below Materialize node
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Msg-id CAH2-Wzmc3Fy8N6_noPL7BpKvOuKAJgnNFc-7CbdxjcjgC_bjEA@mail.gmail.com
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Ответ на Re: A potential memory leak on Merge Join when Sort node is not below Materialize node  (Tom Lane <tgl@sss.pgh.pa.us>)
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On Thu, Sep 29, 2022 at 7:10 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> TBH, I think this is completely ridiculous over-optimization.
> There's exactly zero evidence that a second copy of the function
> would improve performance, or do anything but contribute to code
> bloat (which does have a distributed performance cost).

I thought that that was unjustified myself.

-- 
Peter Geoghegan



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