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help / color / mirror / Atom feedFrom: Sašo Gantar <[email protected]>
To: Tom Lane <[email protected]>
Cc: Laurenz Albe <[email protected]>
Cc: David Rowley <[email protected]>
Cc: [email protected]
Subject: Re: problem with query
Date: Wed, 22 May 2024 06:04:56 +0200
Message-ID: <CAGB0_67P1JNuVXAijwXtET9YTpqWO=Uii=oeMb-KVaKXQCp=JQ@mail.gmail.com> (raw)
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ANALYZE pg_class; doesn't help
also, query is from "Hasura", so I don't have much room to maneuver
On Tue, 21 May 2024 at 16:18, Tom Lane <[email protected]> wrote:
> =?UTF-8?B?U2HFoW8gR2FudGFy?= <[email protected]> writes:
> > thanks for the info, but is there any solution, given that it's system
> > tables?
>
> Given the complexity of the query, I wonder if you're running into
> problems with join_collapse_limit/from_collapse_limit preventing
> the planner from considering all options.
>
> Also, as David already mentioned, ANALYZE on pg_class might help.
>
> regards, tom lane
>
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