Re: [HACKERS] now 6.4

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От The Hermit Hacker
Тема Re: [HACKERS] now 6.4
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Msg-id Pine.BSF.3.96.980629230039.6863L-100000@thelab.hub.org
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Ответ на Re: [HACKERS] now 6.4  (Bruce Momjian <maillist@candle.pha.pa.us>)
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On Mon, 29 Jun 1998, Bruce Momjian wrote:

> >     As for dropping/recreating all indices...that isn't really so bad,
> > anyway...once all the data is there, th edatabase can go live...albeit
> > *very* slow, in some cases, if I have 4 indices on a table, each one built
> > should improve the speed of queries, but each build shouldn't limit the
> > ability for the database to be up...
>
> Doesn't index creation lock the table?

    I'm not sure why it would...creation of indices doesn't write
nything to the table itself, just reads...no?


Marc G. Fournier
Systems Administrator @ hub.org
primary: scrappy@hub.org           secondary: scrappy@{freebsd|postgresql}.org


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