Re: MVCC and index-only read

From: "Jonah H(dot) Harris" <jonah(dot)harris(at)gmail(dot)com>
To: "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com>
Cc: "Thomas Kellerer" <spam_eater(at)gmx(dot)net>, pgsql-general(at)postgresql(dot)org
Subject: Re: MVCC and index-only read
Date: 2008-11-18 20:03:24
Message-ID: 36e682920811181203q69852274gc873db00bbee3efe@mail.gmail.com
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On Tue, Nov 18, 2008 at 2:57 PM, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> wrote:
> Sounds like they're borrowing the code from innodb that does much the
> same thing. In Innodb, if a field is indexed, it lives only as an
> index, not in the table and an index at the same time.

They aren't borrowing anything, Oracle has had this functionality
since at least Oracle 8i (1999).

--
Jonah H. Harris, Senior DBA
myYearbook.com

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