On Thu, Jul 23, 2009 at 7:45 AM, Pavel Stehule<pavel.stehule@gmail.com> wrote: > Hello > > http://www.postgres.cz/index.php/PostgreSQL_SQL_Tricks#Fast_compare_variables_NEW_and_OLD_in_trigger.27s_body note: in PostgreSQL 8.4, you can compare record variables directly with standard boolean operators. merlin
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