I am trying to map an array of \'Comments\' to a Comment entity that has a sub-entity \'testUser\', the person who wrote the comment. Everything is mapping fine as long as t
You haven't shown mappings, and I'm assuming that you have a to-many relationship to support what you're trying to do.
When you create the relationship mapping you need to set the assignmentPolicy property to RKUnionAssignmentPolicy. The default policy replaces any existing connection with the new one. This policy will merge the connections instead.