Re: Disk Utilization Increases And Time for Vacuum Increases.

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От Tom Lane
Тема Re: Disk Utilization Increases And Time for Vacuum Increases.
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Msg-id 16476.1062041427@sss.pgh.pa.us
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Ответ на Re: Disk Utilization Increases And Time for Vacuum Increases.  (Curt Sampson <cjs@cynic.net>)
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Curt Sampson <cjs@cynic.net> writes:
> I'm not actually sure why there would be a problem (aside from
> performance) in removing and rebuilding an index on a system table,

All the hard-coded low-level stuff that expects the index to be there
blows up.

This might possibly be made to work for indexes on inessential catalogs
like pg_statistic, but I can't imagine it working for pg_attribute...

            regards, tom lane

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