Re: compare two databases

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От Andrew Sullivan
Тема Re: compare two databases
Дата
Msg-id 20031117165145.GS1716@libertyrms.info
обсуждение исходный текст
Ответ на Re: compare two databases  (Yuji Shinozaki <ys2n@virginia.edu>)
Ответы Re: compare two databases
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On Sun, Nov 16, 2003 at 09:46:08AM -0500, Yuji Shinozaki wrote:
>
> Here's a question about that:  Do dumps always occur
> in a predictable row order?

No, at least not between systems.  I'm pretty sure that the same
system, if left unchanged between them, wil dump the tables in the
same order.  They key to all this is understanding the implications
of lazy vacuum: tuples do not always stay in the same place on the
disk.

> If it is not the case, then you might need to sort each
> table dump before the diff.

Yes.

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