The DeleteRule enumeration specifies the action to take when a delete operation is executed on the class instance at the other end of the relation.
()
- Enumerator:
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DeleteRule_Cascade |
Cascade the delete operation to class instances at this end of the relation. |
DeleteRule_Prevent |
Prevent the delete operation if there are class instances at this end of the relation. |
DeleteRule_Break |
Break the relationship by setting the identifying properties at this end to null values. |