| From: | Ron Arts <ron(dot)arts(at)neonova(dot)nl> |
|---|---|
| To: | pgsql-novice(at)postgresql(dot)org |
| Subject: | Re: EXPLAIN output explanation requested |
| Date: | 2008-06-03 11:10:10 |
| Message-ID: | 48452692.504@neonova.nl |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-novice |
A. Kretschmer schreef:
> 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
Andreas,
thanks for answering. I'll run the vacuum full tonight, I don't
dare running it during the day, and I'll show you the query outputs as well.
Thanks,
Ron
--
NeoNova BV, The Netherlands
Professional internet and VoIP solutions
http://www.neonova.nl Kruislaan 419 1098 VA Amsterdam
info: 020-5628292 servicedesk: 020-5628292 fax: 020-5628291
KvK Amsterdam 34151241
The following disclaimer applies to this email:
http://www.neonova.nl/maildisclaimer
| From | Date | Subject | |
|---|---|---|---|
| Next Message | Ron Arts | 2008-06-03 17:51:05 | Re: EXPLAIN output explanation requested |
| Previous Message | A. Kretschmer | 2008-06-03 10:52:28 | Re: EXPLAIN output explanation requested |