I try to get Core Data working with a simple one-to-many relationship in Xcode. My 2 entities, employee and department, are setup in the data model, and relationships are created: Employee has a to-one relationship to department Department has a to-many relationship to employee.I try to get Core Data working with a simple on
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如何在NSArrayController中为一对多关系设置Core Conte的“Contens Set”？
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