From: David Rowley <dgrowleyml@gmail.com>
To: Laurenz Albe <laurenz.albe@cybertec.at>
Cc: Mikhail Balayan <mv.balayan@gmail.com>
Cc: pgsql-performance@postgresql.org
Subject: Re: Planning time is time-consuming
Date: Mon, 11 Sep 2023 20:24:35 +1200
Message-ID: <CAApHDvptg3+=rPK2s1T2bMASu4coYo7ssrkN_Smf8-RVC3sfFQ@mail.gmail.com> (raw)
In-Reply-To: <5ef3acf5733d5a8584b09eb5dd107e59aa87a075.camel@cybertec.at>
References: <CAC2oM1bUqsBFQKVrZy9Z95SuDbmj-uSkXdbYfTnRwyTACSmd4w@mail.gmail.com>
<5ef3acf5733d5a8584b09eb5dd107e59aa87a075.camel@cybertec.at>
On Mon, 11 Sept 2023 at 18:16, Laurenz Albe <laurenz.albe@cybertec.at> wrote:
> Also, there are quite a lot of indexes on "test_db_bench_1". On a test database, drop some
> indexes and see if that makes a difference.
Yeah, I count 3 that either have the key columns as some prefix of
another index or are just a duplicate of some other index.
Getting rid of those 3 will save some time in create_index_paths().
David
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To: pgsql-performance@postgresql.org
Cc: dgrowleyml@gmail.com, laurenz.albe@cybertec.at, mv.balayan@gmail.com
Subject: Re: Planning time is time-consuming
In-Reply-To: <CAApHDvptg3+=rPK2s1T2bMASu4coYo7ssrkN_Smf8-RVC3sfFQ@mail.gmail.com>
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