Otis wrote:
Not at the moment, we need this architectural change in v2.1 to fix a known rare issue so in v2.1 it will be possible, though if you just have the compare null predicate, it's not possible.
Out of curiosity, why is the fieldcore owned by the supertype (ContainingObjectName)? Isn't it a field of the subtype? I sort of understand that this may because it is defined in the supertype and inherited...but isn't the real "ContainingObjectName" of the data field the subtype?