我想输入数据库。但当identity\u insert设置为off时，这是“索赔案例”(544）.我在数据库中设置了identity\u insert，并且我没有使用from插入主键。其他领域看起来不错。我试过不同的组合。
如果我设置参数form.save（commit=false）form pass-through。我正在学习django，我只是不知道现在该找什么。这个错误是否与polybase服务有关？

型号.py

class Factclaimcases(models.Model):
    idfactclaimcase = models.IntegerField(db_column='IdFactClaimCase', primary_key=True)  # Field name made lowercase.
    idtechnican = models.ForeignKey(Dimtechnican, models.DO_NOTHING, db_column='IdTechnican')  # Field name made lowercase.
    thedate = models.ForeignKey(Dimdate, models.DO_NOTHING, db_column='TheDate')  # Field name made lowercase.
    description = models.CharField(db_column='Description', max_length=50)  # Field name made lowercase.
    manufacturedef = models.BooleanField(db_column='ManufactureDef', blank=True, null=True, default=False)  # Field name made lowercase. This field type is a guess.
    doc = models.BinaryField(db_column='Doc', blank=True, null=True)  # Field name made lowercase.

    class Meta:
        managed = True
        db_table = 'FactClaimCases'

    def __str__(self):
        return self.name

表单.py

class Factclaimcases_input(forms.ModelForm):
    class Meta:
        model = Factclaimcases
        fields = ("idtechnican", 'thedate', 'description')

视图.py

def send(request):
    pks=request.POST.getlist('check')
    selected_objects = Factclaim.objects.filter(pk__in=pks)
    table = tab_recent_claims(selected_objects)
    form = Factclaimcases_input(request.POST)
    if request.method == "POST":
        if form.is_valid():
            form.save()
            return redirect('claim_cases')
            print(form)
        else:
            form = Factclaimcases_input()
            return render(request, 'test.html', {'table': table, 'pks': pks, 'form': form})