ios - MagicalRecord with primaryRelationshipKey -


i have entity userprofile attribute uid. receive users web , add in core data. want if there user id in base - replaced. use tip https://github.com/magicalpanda/magicalrecord/wiki/general-tips how can set want use primary key?

you need first fetch request , check if there userprofile uid.

if there is, update userprofile , save.

if not, create new userprofile , save.


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