Here's a piece of my object graph, with entities X, B, T and J. X and J have relationships to other objects in the greater graph, but B and T have only those shown.

       Cascade--->   Cascade-->>   Nullify--->
-->> X             B             T             J <<--
       <<--Nullify   <--Nullify    <<--Cascade

B is always added to and "owned by" an X. T is a lightweight object which the user can easily recreate. In a popup menu, the user can select any available B for a T, but the relationship is optional because not all "types" of T are can have a B.

If user deletes a J, its Ts are deleted as expected. And, if user deletes an X, its B is deleted. But the downstream T is not deleted. Why not?

Thank you,

Jerry Krinock


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