Re: Patch: ResourceOwner optimization for tables with many partitions

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Aleksander Alekseev <a(dot)alekseev(at)postgrespro(dot)ru>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Patch: ResourceOwner optimization for tables with many partitions
Date: 2015-12-18 17:50:45
Message-ID: CA+TgmoZ5T_DyBv1w2rQ=7KhT5=6pYwQYBLEWh5byseifxr596g@mail.gmail.com
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On Mon, Dec 14, 2015 at 6:47 AM, Aleksander Alekseev
<a(dot)alekseev(at)postgrespro(dot)ru> wrote:
> Here is my fix for item 4.

I don't know, I'm still not very comfortable with this. And Tom
didn't like dictating that hash_any() must be no-fail, though I'm not
sure why.

Let's wait to see what others think. I kind of hope there's a way of
getting the benefits we want here without so much code churn.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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