Re: Explain is slow with tables having many columns - Mailing list pgsql-performance

From Justin Pryzby
Subject Re: Explain is slow with tables having many columns
Date
Msg-id 20180924193044.GU2471@telsasoft.com
Whole thread Raw
In response to Explain is slow with tables having many columns  (legrand legrand <legrand_legrand@hotmail.com>)
Responses Re: Explain is slow with tables having many columns
List pgsql-performance
On Mon, Sep 24, 2018 at 12:22:28PM -0700, legrand legrand wrote:
> Hello,
> I have found that explain on tables with many (hundreds) columns
> are slow compare to nominal executions.

See also this thread from last month:

https://www.postgresql.org/message-id/flat/CAEe%3DmRnNNL3RDKJDmY%3D_mpcpAb5ugYL9NcchELa6Qgtoz2NjCw%40mail.gmail.com

Justin


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