Re: [NOVICE] EXPLAIN output explanation requested

am Tue, dem 03.06.2008, um 12:35:34 +0200 mailte A. Kretschmer folgendes:
> I guess, you have much insert/delete or update - operations on this
> table and no recent vacuum.
>
> Try to run a 'vacuum full;' and re-run your query. And, run a 'explain
> analyse <your query>' to see the estimated costs and the real costs.

Btw, run 'select relpages, reltuples from pg_class where relname='phone';
before and after the 'vacuum full' and show us the result.

Andreas
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Andreas Kretschmer
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