Re: Using LIKE expression problem..
Christopher Kings-Lynne <chriskl@familyhealth.com.au>
From: Christopher Kings-Lynne <chriskl@familyhealth.com.au>
To: "Michael Ryan S. Puncia" <mpuncia@census.gov.ph>
Cc: pgsql-performance@postgresql.org
Date: 2004-05-12T07:59:10Z
Lists: pgsql-performance
Are you in a non-C locale? Chris Michael Ryan S. Puncia wrote: > Yes , I already do that but the same result .. LIKE uses seq scan > > -----Original Message----- > From: pgsql-performance-owner@postgresql.org > [mailto:pgsql-performance-owner@postgresql.org] On Behalf Of Christopher > Kings-Lynne > Sent: Wednesday, May 12, 2004 2:48 PM > To: Michael Ryan S. Puncia > Cc: pgsql-performance@postgresql.org > Subject: Re: [PERFORM] Using LIKE expression problem.. > > >>In the query plan ..it uses seq scan rather than index scan .. why ? I >>have index on lastname, firtname. > > > Have you run VACUUM ANALYZE; on the table recently? > > Chris > > > ---------------------------(end of broadcast)--------------------------- > TIP 7: don't forget to increase your free space map settings >