Modify the preference attribute from `:null => false` to `:null => true` #7173

Merged
merged 1 commit into from Jul 27, 2012
Commits on Jul 27, 2012
  1. @yahonda

    Modify the preference attribute from `:null => false` to `:null => true`

    yahonda committed Jul 27, 2012
    to address ORA-01400 errors with Oracle enhanced adapter.
    
    Issue #4856 had been fixed and tested with
    the attribute `:null => false, :default => ""`.
    Now `:null => false` attribute is not necessary to test this issue.