Re: Plans for solving the VACUUM problem

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От Hannu Krosing
Тема Re: Plans for solving the VACUUM problem
Дата
Msg-id 3B0B8CE5.1D85B52D@tm.ee
обсуждение исходный текст
Ответ на Re: Plans for solving the VACUUM problem  (Bruce Momjian <pgman@candle.pha.pa.us>)
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Hiroshi Inoue wrote:
> 
> People also have referred to an overwriting smgr easily.

I am all for an overwriting smgr, but as a feature that can be selected 
on a table-by table basis (or at least in compile time), not as an
overall change

> Please tell me how to introduce an overwriting smgr
> without UNDO.

I would much more like a dead-space-reusing smgr on top of MVCC which
does 
not touch live transactions.

------------------
Hannu


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