Re: UPDATE on two large datasets is very slow

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Тема Re: UPDATE on two large datasets is very slow
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Msg-id op.tp90mfnszcizji@apollo13
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Ответ на Re: UPDATE on two large datasets is very slow  (Steve Gerhardt <ocean@ocean.fraknet.org>)
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> Any suggestions for finding out where all the time is being spent? I'm

    - time spent updating indexes ? do you have a lot of them ?
    - try with fsync off (not in production, but it will give you an idea)

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