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Re: case-insensitive sort

From: andrewst <member14183_at_dbforums.com>
Date: Mon, 13 Jan 2003 14:08:08 +0000
Message-ID: <2381014.1042466888@dbforums.com> 






Originally posted by Andrey Voronov 


> How I can implement case-insensitive sort without use function-based

> index? 



I guess your options are:



    
  
  1.   ORDER BY UPPER(colname)
and have a full table scan

  
  2.   Create another column UPPER_COLNAME and a BEFORE INSERT/UPDATE
   trigger that sets :NEW.upper_colname = :NEW.colname;
create an index on UPPER_COLNAME;
then ORDER BY upper_colname





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Received on Mon Jan 13 2003 - 08:08:08 CST












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