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Re: vacuum, performance, and MVCC - Mailing list pgsql-hackers

From Mark Woodward
Subject Re: vacuum, performance, and MVCC
Date
Msg-id 18682.24.91.171.78.1151160823.squirrel@mail.mohawksoft.com
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In response to Re: vacuum, performance, and MVCC  ("Jonah H. Harris" <jonah.harris@gmail.com>)
Responses Re: vacuum, performance, and MVCC  ("Jonah H. Harris" <jonah.harris@gmail.com>)
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> On 6/24/06, Mark Woodward <pgsql@mohawksoft.com> wrote:
>> In the scenario, as previously outlined:
>>
>> ver001->verN->...->ver003->ver2->|
>>   ^-----------------------------/
>
> So you want to always keep an old version around?

Prior to vacuum, it will be there anyway, and after vacuum, the new
version will become ver001.

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