Re: important Re: [HACKERS] Open 6.5 items
От | Vadim Mikheev |
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Тема | Re: important Re: [HACKERS] Open 6.5 items |
Дата | |
Msg-id | 3765D229.4064C3@krs.ru обсуждение исходный текст |
Ответ на | important Re: [HACKERS] Open 6.5 items (ZEUGSWETTER Andreas IZ5 <Andreas.Zeugswetter@telecom.at>) |
Ответы |
Re: important Re: [HACKERS] Open 6.5 items
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Список | pgsql-hackers |
ZEUGSWETTER Andreas IZ5 wrote: > > Hiroshi wrote: > > Ole Gjerde who provided the patch for current implementation of > > mdtruncate() sayz. > > "First, please reverse my patch to mdtruncate() in md.c as soon as > > possible. It does not work properly in some cases." > > > > I also recommend to reverse his patch to mdtruncate(). > > > > Though we could not shrink segmented relations by old implementation > > the result by vacuum would never be inconsistent(?). > > > > I think we don't have enough time to fix this. > > > If there is no fix for vacuum, I suggest to change the filesize before > splitting > back to just below 2 Gb (2Gb - 8k). Else vacuum will only work for tables > up to 1 Gb, and it did work up to 2 Gb before. > > I am the one who suggested 1 Gb, so I had my eye on this issue. > I still think 1 Gb is good for various reasons, but only if vacuum works. Is this issue addressed by last mdtruncate() changes? Vadim
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