Ozer, Pam wrote:
I am new to Postgres and I am trying to understand the Explain Analyze so I can tune the following query.
You should try
http://explain.depesz.com/ , where you can post query plans like this and see where the time is going in a very easy to work with form. It will highlight row estimation mistakes for you too.
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Greg Smith 2ndQuadrant US Baltimore, MD
PostgreSQL Training, Services and Support
greg@2ndQuadrant.com www.2ndQuadrant.us