Re: Performance difference in accessing differrent columns in a Postgres Table

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Subject: Re: Performance difference in accessing differrent columns in a Postgres Table
From: Andres Freund <andres@xxxxxxxxxxx>
Date: Mon, 30 Jul 2018 10:45:32 -0700
Cc: Jeff Janes <jeff.janes@xxxxxxxxx>, Tom Lane <tgl@xxxxxxxxxxxxx>, David Rowley <david.rowley@xxxxxxxxxxxxxxx>, Dinesh Kumar <dns98944@xxxxxxxxx>, postgres performance list <pgsql-performance@xxxxxxxxxxxxxx>
In-reply-to: <CAFj8pRBjFfZqF7CuC6PSpqG4u6OD66Kb65UG4je_pJS7TZPTyA@mail.gmail.com>
References: <CAEe=mRnNNL3RDKJDmY=_mpcpAb5ugYL9NcchELa6Qgtoz2NjCw@mail.gmail.com> <CAKJS1f_CrjvGYExtmzYzzUnD9XzcbFpo6R_FON2hewSHpqM1xg@mail.gmail.com> <16506.1532905259@sss.pgh.pa.us> <CAFj8pRC-vGCx6NiAO8uUakv00KDv=hPDd5zueFPf5RJe-Uzr+g@mail.gmail.com> <CAMkU=1zVhQ5k5d=YyHNyrigLUNTkOj4=YB17s9--3ts8H-SO=Q@mail.gmail.com> <CAFj8pRBjFfZqF7CuC6PSpqG4u6OD66Kb65UG4je_pJS7TZPTyA@mail.gmail.com>

Hi,

On 2018-07-30 18:01:34 +0200, Pavel Stehule wrote:
> look on
> http://www.postgresql-archive.org/PATCH-LLVM-tuple-deforming-improvements-td6029385.html
> thread, please.

Given the results I just posted in the sibling email I don't think those
issues apply here.

Greetings,

Andres Freund

References:
- Performance difference in accessing differrent columns in a Postgres Table
  - From: Dinesh Kumar
- Re: Performance difference in accessing differrent columns in a Postgres Table
  - From: David Rowley
- Re: Performance difference in accessing differrent columns in a Postgres Table
  - From: Tom Lane
- Re: Performance difference in accessing differrent columns in a Postgres Table
  - From: Pavel Stehule
- Re: Performance difference in accessing differrent columns in a Postgres Table
  - From: Jeff Janes
- Re: Performance difference in accessing differrent columns in a Postgres Table
  - From: Pavel Stehule

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