Re: finding out vacuum completion %, and vacuum VS vacuum full

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От Decibel!
Тема Re: finding out vacuum completion %, and vacuum VS vacuum full
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Msg-id 20070807225800.GZ25704@nasby.net
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Ответ на Re: finding out vacuum completion %, and vacuum VS vacuum full  (Steve Atkins <steve@blighty.com>)
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On Tue, Aug 07, 2007 at 08:40:47AM -0700, Steve Atkins wrote:
> If you have adequate disk space free (enough to hold another
> copy of the new table) and the table has an index on it, then
> CLUSTER the table.

Be advised that there's some MVCC issues with CLUSTER in current
versions, but normally you'd only run into them in a serialized
transaction. If you're not using that you're probably fine, but remember
that pg_dump and pg_dumpall use serialized transactions.
--
Decibel!, aka Jim Nasby                        decibel@decibel.org
EnterpriseDB      http://enterprisedb.com      512.569.9461 (cell)

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