| From: | Daevor The Devoted <dollien(at)gmail(dot)com> |
|---|---|
| To: | Kostas Papadopoulos <kostas(at)methodosit(dot)com(dot)cy> |
| Cc: | pgsql-general(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Same query, same data different plan |
| Date: | 2022-10-10 13:03:20 |
| Message-ID: | CAAZnbVoCXD0d6AKDjoEUD2NXzH1KugMUGy69Whs0_tfH-LPXcw@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-general |
Hi
Is the table stats up to date on both?
https://www.postgresql.org/docs/current/planner-stats.html
Best regards,
Na-iem Dollie
On Mon, Oct 10, 2022 at 2:56 PM Kostas Papadopoulos <
kostas(at)methodosit(dot)com(dot)cy> wrote:
>
> I have two identical databases running in the same instance of Postgresql.
> Ran
> analyze on both. Running the same query I'm getting different plans, one
> x10 slower.
> Although I have solved my problem by re-writing the query, I want to
> understand why
> this is happening. If the configuration, Postgresql version, schema and
> data are the
> same, what other factors is the planner considering?
>
> --
>
> Kostas Papadopoulos
> KE MethodosIT
>
>
>
>
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