Horton

Re: Make EXPLAIN generate a generic plan for a parameterized query

Laurenz Albe <laurenz.albe@cybertec.at>

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From: Laurenz Albe <laurenz.albe@cybertec.at>
To: Andres Freund <andres@anarazel.de>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Michel Pelletier <pelletier.michel@gmail.com>, Julien Rouhaud <rjuju123@gmail.com>, pgsql-hackers@postgresql.org
Date: 2023-02-14T12:44:44Z
Lists: pgsql-hackers

Attachments

On Mon, 2023-02-13 at 16:33 -0800, Andres Freund wrote:
> On 2023-02-05 18:24:03 +0100, Laurenz Albe wrote:
> > Anyway, attached is v7 that tries to do it that way.
> 
> This consistently fails on CI:
> https://cirrus-ci.com/github/postgresql-cfbot/postgresql/commitfest%2F42%2F3962
> 
> https://api.cirrus-ci.com/v1/artifact/task/5156723929907200/testrun/build/testrun/regress/regress/regression.diffs

Thanks for pointing out.

Here is an improved version.

Yours,
Laurenz Albe

Commits

  1. Invent GENERIC_PLAN option for EXPLAIN.