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Re: index-only scan is missing the INCLUDE feature

From: Craig Ringer <ringerc(at)ringerc(dot)id(dot)au>
To: Eyal Wilde <eyal(at)impactsoft(dot)co(dot)il>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: index-only scan is missing the INCLUDE feature
Date: 2012-06-20 14:11:05
Message-ID: 4FE1D9F9.1020805@ringerc.id.au (view raw or flat)
Thread:
Lists: pgsql-performance
On 06/20/2012 12:46 PM, Eyal Wilde wrote:
> Hi all,
>
> as far as i looked around about the new feature: index-only scan, i 
> guess this feature will not include the option such as ms-sql INCLUDE.
>
For those of us who don't know MS-SQL, can you give a quick explanation 
of what the INCLUDE keyword in an index definition is expected to do, or 
some documentation references? It's possible to guess it somewhat from 
your description, but it's helpful to be specific when asking a question 
about features from another DBMS.

--
Craig Ringer

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