1.models.Account.objects.filter(id = 1)
2. like语句(不敏感) models.Account.objects.filter(password_startswith='a')
3.select * from Acciunt where password like(%a%) (不敏感) models.Account.objects.filter(username__contains='a') (默认是敏感的) icontains 默认是敏感的等同与like
4.select * from app01_account where username id in (1,2) models.Account.objects.filter(id__in = [1,2,3]) models.Account.objects.filter(username__in = ['alex','jack'])
5.gt : Greater than gte : Greater than or equal to lt :less than lte : Less than or equal to
6.startswith : Case-sensetive starts-with
7. models.Account.objects.filter(headline__startwith = 'Lennon') select * from Acciunt where password like(a%)
8.istartswith Case-insensitive starts-with
9.endswith Case-sensitive ends-with
10.iendswith Case-insensitive ends-with