class RawSQL(sql, params, output_field=None) [source] Sometimes database expressions can’t

class TruncDay(expression, output_field=None, tzinfo=None, **extra) [source]

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

Field.db_column The name of the database column to use for this field. If this isn’t given, Django will use the field’s name

FilePathField.path Required. The absolute filesystem path to a directory from which this FilePathField should get

class ExtractHour(expression, tzinfo=None, **extra) [source] lookup_name

Options.managed Defaults to True, meaning Django will create the appropriate database tables in migrate

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

class OneToOneField(othermodel, on_delete, parent_link=False, **options) [source] A one-to-one