Your Domain Model isn't your Data Model

If you're using an ORM and creating "domain entities" you're likely trying to force your database structure into your domain model. That can work but the point of persistence ignorance is to let you domain model shine without knowing how it's persisted. But you're data structure will force you down a certain path if you treat your data model as your domain model.

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0:00 Example 1
2:04 Data Only Properties
3:43 Domain Model != Data Model
4:41 Separation
5:36 Data is in the Domain