RE: Simple SQL Query

From: Blanchard, William <>
Date: Thu, 7 Jan 2010 11:28:13 -0600
Message-ID: <>

Two suggestions, indexes and minus.

[] On Behalf Of Pani Babu Sent: Thursday, January 07, 2010 11:04 AM To:
Subject: Simple SQL Query

I have a simple SQL query which lists all the records that are not in a second table.

select from first
where not in (select id from second);

As the second table is very huge, it takes a very long to process the query.
Is there a way to rewrite the query to run it quicker?

Received on Thu Jan 07 2010 - 11:28:13 CST

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