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Re: Null in subquery returns no records

From: Jonathan Leffler <jleffler_at_earthlink.net>
Date: Sat, 07 Feb 2004 08:05:51 GMT
Message-ID: <z%0Vb.17554$uM2.2847@newsread1.news.pas.earthlink.net> 





Mike MacSween wrote:


> New testing rule for Mike - always test with null values.




Alternative rule - always ensure the database stores no nulls!



Not necessarily easy - but a good discipline.



-- 
Jonathan Leffler                   #include <disclaimer.h>
Email: jleffler_at_earthlink.net, jleffler_at_us.ibm.com
Guardian of DBD::Informix v2003.04 -- http://dbi.perl.org/


Received on Sat Feb 07 2004 - 02:05:51 CST












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