class NestedIntegerArrayModel(models.Model): field = ArrayField(ArrayField(models.IntegerField()))
class DateTimeArrayModel(models.Model): field = ArrayField(models.DateTimeField())
class NullableIntegerArrayModel(models.Model): field = ArrayField(models.IntegerField(), blank=True, null=True)
class CharArrayModel(models.Model): field = ArrayField(models.CharField(max_length=10))
class IntegerArrayModel(models.Model): field = ArrayField(models.IntegerField())