Re: COPY command details

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От Tom Lane
Тема Re: COPY command details
Дата
Msg-id 5648.1175211345@sss.pgh.pa.us
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Ответ на Re: COPY command details  (Benjamin Arai <benjamin@araisoft.com>)
Ответы Re: COPY command details
Re: COPY command details
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Benjamin Arai <benjamin@araisoft.com> writes:
> I would prefer not to drop the index because the database is several
> hundred gigs.  I would prefer to incrementally add to the index.

This may well be false economy.  I don't have numbers at hand, but a
full rebuild can be substantially faster than adding a large number
of rows to the index incrementally.  Also, you don't end up with a
physically disordered index, so there is some ongoing performance
benefit.

            regards, tom lane

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