On 2009 Apr 23, at 13:53, Melissa J. Turner wrote:
Unwinding to the original message, the most correct thing to do
would be to add a derived property letterGrade which is
automatically updated whenever grade is, which then allows you to
search against that.
Melissa, please give a more precise definition of "derived property".
Is it...
(a) an attribute defined in the data model
or (b) a plain old instance variable
Thanks,
Jerry
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