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Select a-row alternative from several tables one-by-one until found

From: Rayfil Cheung <rayfil_at_forward-hk.com>
Date: 2000/05/25
Message-ID: <392CC5F5.73ACA149@forward-hk.com>#1/1 






Can some help me how write a single SQL or sorts of SQL statements that
can select a row (value) alternative from several tables one by one
until the row (value) is found.  Thanks in advance.
Received on Thu May 25 2000 - 00:00:00 CDT












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