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Re: Constraints based on column values

From: DL <dimitris_at_cs.umb.edu>
Date: 2 May 2003 08:44:05 -0700
Message-ID: <4bc2752b.0305020744.27de27b0@posting.google.com> 





> create unique index gaga on t  ( case role when 1 then id2  end )

> 




Great thanks.  I wan planning to do something similar and use 
the rowid for enforcing uniqueness but I think I like your null 
option more.



Dimitris.
Received on Fri May 02 2003 - 10:44:05 CDT












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