Re: Re: patch submission: truncate trailing nulls from heap rows to reduce the size of the null bitmap [Review]

From: "Kevin Grittner" <kgrittn(at)mail(dot)com>
To: "Simon Riggs" <simon(at)2ndQuadrant(dot)com>,"Amit Kapila" <amit(dot)kapila(at)huawei(dot)com>
Cc: robertmhaas(at)gmail(dot)com,josh(at)agliodbs(dot)com,pgsql-hackers(at)postgresql(dot)org
Subject: Re: Re: patch submission: truncate trailing nulls from heap rows to reduce the size of the null bitmap [Review]
Date: 2012-12-24 14:28:10
Message-ID: 20121224142811.144680@gmx.com
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Simon Riggs wrote:

> Not really sure about the 100s of columns use case.
>
> But showing gain in useful places in these more common cases wins
> my vote.
>
> Thanks for testing. Barring objections, will commit.

Do we have any results on just a plain, old stock pgbench run, with
the default table definitions?

That would be a reassuring complement to the other tests.

-Kevin

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