Re: mysql to postgresql, performance questions

From: Merlin Moncure <mmoncure(at)gmail(dot)com>
To: Dave Crooke <dcrooke(at)gmail(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org, Corin <wakathane(at)gmail(dot)com>, Andy Colson <andy(at)squeakycode(dot)net>
Subject: Re: mysql to postgresql, performance questions
Date: 2010-03-22 11:14:51
Message-ID: b42b73151003220414x44e1d143x38f765a0bdab96f@mail.gmail.com
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On Sun, Mar 21, 2010 at 9:14 PM, Dave Crooke <dcrooke(at)gmail(dot)com> wrote:
> Note however that Oracle offeres full transactionality and does in place row
> updates. There is more than one way to do it.

There's no free lunch. If you do mvcc you have to maintain multiple
versions of the same row.

merlin

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