Updating filter

03-Apr-2016 21:30

But what if you want to compare the value of a model field with another field on the same model?Django provides act as a reference to a model field within a query.These references can then be used in query filters to compare the values of two different fields on the same model instance.

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To represent database-table data in Python objects, Django uses an intuitive system: A model class represents a database table, and an instance of that class represents a particular record in the database table.To create an object, instantiate it using keyword arguments to the model class, then call s for you automatically, behind the scenes.