On 01/06/2012 02:35 AM, Dennis Lee Bieber wrote:
Django's models are just a means to define those independent of engine
specific notation.

while introducing django-specific notation, which generally maps more neatly to the theoretical foundation than SQL (while SQL maps more neatly to the implementation of database system).

In particular, in django the concept of primary keys is implemented as autoincrementing integers is well hidden from you, and django's foreign keys is a full-fledged objects instead of integers with a few restrictions.

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