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From: Andrei Lepikhov <[email protected]>
To: Frédéric Yhuel <[email protected]>
Cc: Tom Lane <[email protected]>
Cc: [email protected] <[email protected]>
Cc: Jehan-Guillaume de Rorthais <[email protected]>
Cc: Christophe Courtois <[email protected]>
Cc: Laurenz Albe <[email protected]>
Subject: Re: Indexes on expressions with multiple columns and operators
Date: Mon, 13 Oct 2025 15:56:59 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On 23/9/2025 15:31, Frédéric Yhuel wrote:
> To get back to the topic of partitioned statistics, do you know if SQL 
> Server is smart enough to handle this case [1] that we discussed last 
> year? (with filtered statistics)
> 
> [1] https://www.postgresql.org/message-id/flat/b860c71a-7cab-4d88- 
> ad87-8c1f2eea9ae8%40dalibo.com
Not sure. After changing employers recently, I've lost access to the SQL 
Server instance :( and can't check how smart it is. However, as I 
recall, they design many features, and sometimes their optimiser finds a 
good solution/estimation through an unexpected approach.

-- 
regards, Andrei Lepikhov,
pgEdge

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