Re: Patch Review: Collect frequency statistics and selectivity estimation for arrays

From: Nathan Boley <npboley(at)gmail(dot)com>
To: Alexander Korotkov <aekorotkov(at)gmail(dot)com>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Patch Review: Collect frequency statistics and selectivity estimation for arrays
Date: 2011-07-15 22:03:41
Message-ID: CAHetpQSG1AjmkBWf3SN547URVDhFV=EoQf=OpZOP9_E==MB11g@mail.gmail.com
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> Actually, not MCV slot is used but MCELEM. It is a different slot. ps_stats
> view map both into same fileds.

Yes, you're right. I am sorry about the error.

> Surely, non-standard use of histogram slot
> should be avoided.

Agreed.

Best,
Nathan

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