Re: Performance Optimization for Dummies 2 - the SQL - Mailing list pgsql-performance

From Markus Schaber
Subject Re: Performance Optimization for Dummies 2 - the SQL
Date
Msg-id 4523A4F7.6020802@logix-tt.com
Whole thread Raw
In response to Re: Performance Optimization for Dummies 2 - the SQL  (Alex Stapleton <alexs@advfn.com>)
List pgsql-performance
Hi, Alex,

Alex Stapleton wrote:

>> explain analyze is more helpful because it prints the times.
>
> You can always use the \timing flag in psql ;)

Have you ever tried EXPLAIN ANALYZE?

\timing gives you one total timing, but EXPLAIN ANALYZE gives you
timings for sub-plans, including real row counts etc.

HTH,
Markus

--
Markus Schaber | Logical Tracking&Tracing International AG
Dipl. Inf.     | Software Development GIS

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