| From: | Alban Hertroys <dalroi(at)solfertje(dot)student(dot)utwente(dot)nl> |
|---|---|
| To: | SUBHAM ROY <subham(dot)iem(at)gmail(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Needs Suggestion |
| Date: | 2011-04-21 07:10:09 |
| Message-ID: | 513E3DB8-CFC4-425E-A1C4-0A92815D4B1D@solfertje.student.utwente.nl |
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| Lists: | pgsql-general |
On 20 Apr 2011, at 19:11, SUBHAM ROY wrote:
> By doing \timing in psql, we enable the timing and then when we type the query we are able to see its execution time.
> Similarly, is there any way to view the number I/Os and memory usage by a particular query.
You seem to be unfamiliar with the EXPLAIN ANALYSE command.
> And also the timing result that gets displayed, in which log file does it get recorded?
None, as you're doing your measurements client-side. EXPLAIN ANALYSE is server-side.
Alban Hertroys
--
If you can't see the forest for the trees,
cut the trees and you'll see there is no forest.
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