Excerpts from Silvio Brandani's message of vie ago 06 07:56:53 -0400 2010:

> it seems the execution plan is different for this query when run from 
> the application versus the psql . How can I check the execution plan of 
> a query run by a user??
> I can set explain analyze for the query via psql but how can I check 
> with application running the query???

If this is a prepared query, then that is a good guess.  You can see the
real plan that the application is getting in psql by explaining the
execution of a prepared statement like this:

PREPARE foo(int, text) AS SELECT blah FROM foo, bar WHERE foo.id = $1 AND ...
EXPLAIN ANALYZE EXECUTE foo(someval, another);

-- 
Álvaro Herrera <alvhe...@commandprompt.com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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