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Re: Update/Select on CHAR Column Behaves Differently In Stored Procedure

From: <ak_tiredofspam_at_yahoo.com>
Date: 5 May 2005 12:39:22 -0700
Message-ID: <1115321962.089383.138870@g14g2000cwa.googlegroups.com> 





you might find that



UPDATE ...



SET ...



WHERE TRIM(some_column) = TRIM(the_other_column);



performs slower than



UPDATE ...



SET ...



WHERE some_column = RPAD(the_other_column, some_column_length);



unless there is a function based index on TRIM(some_column)
Received on Thu May 05 2005 - 14:39:22 CDT












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