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Re: [HACKERS] Much Ado About COUNT(*)

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On 1/14/05 5:37 PM, "Martijn van Oosterhout" <kleptog@xxxxxxxxx> wrote:

> If that's all you want, what about the row estimate from pg_class? It
> has the number of rows active at last vacuum... For really large tables
> I imagine it'd be easily close enough...

For showing the changes in a given day (or even week), that isn't accurate
enough.

Wes



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