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Hi,
Im trying to convert an SQL query into relational form, but I am stuck when trying to write WHERE EXISTS in relational.
I know that 'WHERE NOT EXISTS' is simply written as a minus sign (-).
Any help appreciated.
-- N e w s N e t C u s t o m e r E - m a i l : sted.alana_at_hotmail.comReceived on Thu May 09 2002 - 01:23:44 CDT