class Expression [source] contains_aggregate

as_sql(compiler, connection, function=None, template=None, arg_joiner=None, **extra_context) [source]

class Lower(expression, **extra) [source] Accepts a single text field or expression and returns

none() Calling none() will create a queryset that never returns any objects and no query will be executed when accessing the

add(*objs, bulk=True) Adds the specified model objects to the related object set. Example:

class lookups.RegisterLookupMixin A mixin that implements the lookup API on a class.

Model.__hash__() [source] The __hash__() method is based on the instance’s primary

Options.get_latest_by The name of an orderable field in the model, typically a

class Transform [source] A Transform is a generic class to implement field transformations

class EmailField(max_length=254, **options) [source] A CharField that checks