Re: PostgreSQL MVCC and alternative REDO implementation - my thoughts

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От Martín Marqués
Тема Re: PostgreSQL MVCC and alternative REDO implementation - my thoughts
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Msg-id 649d9007-9e7a-205d-82a3-cd2d1e4e1488@2ndquadrant.com
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Ответ на PostgreSQL MVCC and alternative REDO implementation - my thoughts  (Gerhard Wiesinger <lists@wiesinger.com>)
Ответы Re: PostgreSQL MVCC and alternative REDO implementation - my thoughts  (Gerhard Wiesinger <lists@wiesinger.com>)
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El 18/11/18 a las 04:49, Gerhard Wiesinger escribió:
> Hello,
> 
> I just read that blog article and I think switching to REDO logic is not
> a good idea.

I think you got it the other way around. Postgres implementes REDO, that
is, move forward by REDOing the changes which are stored in WAL files

BTW, could you point us to the blog you read this?

Maybe you got REDO and UNDO mixed up.

Saludos,

-- 
Martín Marqués                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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