Home Forums Database Design Relational Theory The Logic, Mathematics, and Utility of NULLs RE: The Logic, Mathematics, and Utility of NULLs
Steve Jones - SSC Editor
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August 18, 2010 at 8:57 am
#1208546
It could be N/A, but that implies a specific meaning. Using NULL there as a placeholder works, but you are assigning a value to NULL. I prefer to keep it as "unknown" as in there will be a ship date, but right now it's unknown.