Chapter 4
Creating a Data Model
You can create applications with the most intuitive user interfaces that perform tasks users can’t live without, but if you don’t model your data correctly, your applications will become difficult to maintain, will underperform, and might even become unusable. This chapter explains how to model your data to support, not undermine, your applications.
Designing Your Database
The American philosopher Ralph Waldo Emerson once said, “A foolish consistency is the hobgoblin of little minds.” People often wield that quote to defend carelessness or inattention to detail. We hope we’re not falling into that trap as we flip-flop inconsistently between claiming Core Data is not a database and treating it as if it were. This ...
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