| From: | hubert depesz lubaczewski <depesz(at)depesz(dot)com> |
|---|---|
| To: | Eşref Halıcıoğlu <esref(dot)halicioglu(at)primeit(dot)com(dot)tr> |
| Cc: | "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: About PostgreSQL Query Plan |
| Date: | 2025-01-13 17:04:21 |
| Message-ID: | Z4VHlcYcqzNDE4Dm@depesz.com |
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| Thread: | |
| Lists: | pgsql-general |
On Mon, Jan 13, 2025 at 08:01:56PM +0300, Eşref Halıcıoğlu wrote:
> Yes, you are right; it seems that only 4 batches had data changes. However, the query also accessed other batches and then removed
> them again. What could be the reason for this and how can it be solved?
>
> Obviously, I would like to understand this situation better and learn the solution.
>
> I would be very grateful if you could help me.
You would need to have explain analyze form some case where the update
actually updates something. And query that you used would be helpful
too.
Best regards,
depesz
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