保存数据后，我只想选择V_insert_data并获取其ID。
我该如何解决这个问题？有任何想法吗？
V_insert_data = StudentsEnrollmentRecord(
.....
)
V_insert_data.save()
enrollment = StudentsEnrollmentRecord.objects.filter(id = V_insert_data)
return render("",{"enrollment":enrollment})
我得到这个错误
你可以试试这个
The error says that in the arguments of filter query, instead of an
idyou're passingV_insert_datawhich is actually aStudentsEnrollmentRecordmodel object as you have defined here而不是给出整个对象，而是给出一个属性，例如id = V_insert_data.id。
此过滤器的作用与SQL语句的select子句中的where / limit相同。
You don't need to fetch the object a second time. The
V_insert_datis theStudentEnrollmentRecord, you thus can implement this as: