Django Object-Relational Mapper

The Django web framework includes a default object-relational mapping layer (ORM) that can be used to interact with application data from various relational databases such as SQLite, PostgreSQL and MySQL.

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The Django ORM is an implementation of the object-relational mapping (ORM) concept. Learn more in the data chapter or view all topics.

Django ORM resources

The Django ORM has evolved over the past dozen years since it was created make sure to not only read up on the latest tutorials but also learn about newer optimizations, such as prefetch_related and select_related, that have been added throughout the project's history.

Django migrations resources

Django migrations were added in version 1.7. Django projects prior to 1.7 used the South project, which is now deprecated and merged into Django. Migrations can be tricky to wrap your head around as you're getting started with the overall framework but the following resources should get you past the initial hurdles.

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