Re: Extended statistics is not working on Vars hidden under a RelabelType

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Álvaro Herrera <alvaro(dot)herrera(at)2ndquadrant(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>
Subject: Re: Extended statistics is not working on Vars hidden under a RelabelType
Date: 2017-10-13 20:04:12
Message-ID: CA+Tgmoa90paSpL7HmMznVF+AC-T7GVHoG7NiF0BDXfjqmxURHQ@mail.gmail.com
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On Mon, Oct 9, 2017 at 11:03 PM, David Rowley
<david(dot)rowley(at)2ndquadrant(dot)com> wrote:
> -- Unpatched
> Planning time: 0.184 ms
> Execution time: 105.878 ms
>
> -- Patched
> Planning time: 2.175 ms
> Execution time: 106.326 ms

This might not be the best example to show the advantages of the
patch, honestly.

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

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