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我真的不能明白这是什么问题创建对象时,插入的外键我有这个模型:与外键字段
class Upload_files(models.Model): #uploaded files(for approval) are stored here
file=models.FileField(upload_to=""+strftime("%j", gmtime())+"/")
cont = models.ForeignKey(Contractor)
def __unicode__(self):
return self.file.name
和形式:
class uploadFile(forms.ModelForm):
file = forms.FileField(label=(u'file'))
cont = forms.ModelChoiceField(label="cont",
queryset=Contractor.objects.all(),
required = False
)
,并在我在它创建对象的方法:
cont = Contractor.objects.get(id=contractor_id)
file = Upload_files.objects.create(file=file,cont=cont)
file.save()
并且那是我得到的错误:
shoghlanah_upload_files has no column named cont_id
我真的不明白我的代码有什么问题,所以请任何想法?
ahhh好的我现在试试 – 2012-04-24 23:38:59
感谢sdolan它工作:) – 2012-04-24 23:55:43