The pattern’s goal is to encapsulate the complexity of mapping the in-memory object to the database’s schema. In addition to being responsible for persistence, the active record objects can contain business logic; for example, validating new values assigned to the fields, or even implementing business-related procedures that manipulate an object’s data. That said, the distinctive feature of an active record object is the separation of data structures and behavior (business logic). Usually, an active record’s fields have public getters and setters that allow external procedures to modify its
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