Hello everyone,
when i am trying to add uuid primary key , I am getting this error UNIQUE
constraint failed: matrixapp_bookplot.user_id
what is wrong here
class BookPlot(models.Model):
ref_id = models.CharField(max_length=25)
code = str(uuid.uuid4()).replace("-", "")[:4]
user_id=models.CharField(primary_key=True,max_length=50,
default=code, editable=False)
plot_number = models.CharField(max_length=25)
Payable_amout = models.IntegerField(null=True, blank=True)
Mnthly_Installment = models.IntegerField(null=True, blank=True)
number_of_Installment = models.IntegerField()
name = models.CharField(max_length=100)
father_name = models.CharField(max_length=100)
mobile_no = models.IntegerField()
payment_mode = models.CharField(max_length=10)
remarks = models.CharField(max_length=100)
receipt = models.ImageField(upload_to = 'receipt/', null= True,
blank=True)
joinig_date=models.DateField(auto_now_add=True,null=True,blank=True)
def bookplot(request):
if request.method =="POST":
ref_id = request.POST.get('ref_id')
plot_number = request.POST.get('plot_number')
amount = request.POST.get('amount')
Mnthly_Installment = request.POST.get('Mnthly_installment')
no_Installment = request.POST.get('no_Installment')
name = request.POST.get('name')
father_name = request.POST.get('father_name')
mobile_number = request.POST.get('mobile_number')
payment_mode = request.POST.get('payment_mode')
remarks = request.POST.get('remarks')
receipt = request.FILES.get('receipt')
print(ref_id)
book_plot = BookPlot(ref_id= ref_id,plot_number = plot_number,
Payable_amout = amount,Mnthly_Installment = Mnthly_Installment,
number_of_Installment = no_Installment, name = name,father_name =
father_name , mobile_no = mobile_number, payment_mode = payment_mode
,remarks=remarks,receipt=receipt )
book_plot.save()
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