Re: gsoc08, text search selectivity, pg_statistics holding an array of a different type

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
Cc: Heikki Linnakangas <heikki(at)enterprisedb(dot)com>, Jan Urbański <j(dot)urbanski(at)students(dot)mimuw(dot)edu(dot)pl>, Postgres - Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: gsoc08, text search selectivity, pg_statistics holding an array of a different type
Date: 2008-05-10 03:42:21
Message-ID: 24504.1210390941@sss.pgh.pa.us
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Alvaro Herrera <alvherre(at)commandprompt(dot)com> writes:
> Tom Lane wrote:
>> Jan's right: this is an oversight in the design of the VacAttrStats API.

> Perhaps we would also want the ability to store the base element type
> when the column is an array.

Well, that would be up to the type-specific analyze routine to determine
what it wanted to do.

regards, tom lane

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