[英]Django no such column error in admin
將字段添加到目錄模型時,我在Django中返回錯誤。 僅使用“ Article”外鍵,該模型就可以正常工作,但是當添加“ Annual”外鍵時,在管理員中出現以下錯誤:
no such column: subscriber_catalog.annual_items_id
是什么導致此錯誤?
class Annual(models.Model):
year_id = models.IntegerField(max_length=4)
start_date = models.CharField(max_length=6)
end_date = models.CharField(max_length=6)
def __unicode__(self):
return unicode(self.year_id)
class Annual_Issue(models.Model):
annual_id = models.ForeignKey(Annual, related_name='annual_ids')
issue_id = models.ForeignKey(Issue, related_name='issues')
def __unicode__(self):
return self.annual_id
class Article(models.Model):
title = models.CharField(max_length=200)
abstract = models.TextField(max_length=1000, blank=True)
full_text = models.TextField(blank=True)
proquest_link = models.CharField(max_length=200, blank=True, null=True)
ebsco_link = models.CharField(max_length=200, blank=True, null=True)
def __unicode__(self):
return self.title
class Catalog(models.Model):
issue_items = models.ForeignKey(Issue, related_name='catalogissue')
annual_items = models.ForeignKey(Annual, related_name='catalogannual')
它正在尋找annual_items_id,但是在您的模型中,唯一以類似方式命名的字段稱為annual_id ...請檢查您的字段命名以及是否正確應用了遷移
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