Use the text_pattern_ops operator when creating the index, see: http://www.postgresql.org/docs/7.4/static/indexes-opclass.html
Michael Ryan S. Puncia wrote:
Sorry .. I am a newbie and I don't know :( How can I know that I am in C locale ?
How can I change my database to use C locale?
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Christopher Kings-Lynne Sent: Wednesday, May 12, 2004 3:59 PM To: Michael Ryan S. Puncia Cc: [EMAIL PROTECTED] Subject: Re: [PERFORM] Using LIKE expression problem..
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: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Christopher Kings-Lynne Sent: Wednesday, May 12, 2004 2:48 PM To: Michael Ryan S. Puncia Cc: [EMAIL PROTECTED] 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
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