[odb-users] Exception : "object not persistent" when trying to load object which does not exist in database

Boris Kolpackov boris at codesynthesis.com
Fri Nov 13 09:46:26 EST 2015

Florent GRATTA <gratta at visuol.com> writes:

> What is the difference between null/not_null and value_null/value_not_null ?

It is all in the manual. See Section 14.4.28.


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