[django]用日期来查询datetime类型字段

YourModel.objects.filter(datetime_published__year=‘2008‘, 
                         datetime_published__month=‘03‘, 
                         datetime_published__day=‘27‘)

YourModel.objects.filter(your_datetime_field__startswith=datetime.date(2009,8,22))

Mymodel.objects.filter(date_time_field__contains=datetime.date(1986, 7, 28))