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From: Andrei Lepikhov <[email protected]>
To: Lillian Berry <[email protected]>
To: [email protected]
Cc: [email protected]
Subject: Re: Slow queries on simple index
Date: Sat, 17 Jan 2026 21:21:36 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>

On 17/1/26 14:58, Lillian Berry wrote:
> Logs on our PostgreSQL cluster show frequent slow reads on a simple query by unique index.
> 
> This issue has been present for some years, and survived multiple server moves as well as PostgreSQL version upgrades.
> Vacuuming or reindexing the table does not seem to help.
Hmm, where is the evidence that your query uses theindex? Maybe the 
generic plan accidentally forces SeqScan?

-- 
regards, Andrei Lepikhov,
pgEdge

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