안녕하세요,이 의견을 내 MTTP에 삽입하려고하면이 오류가 발생합니다. MTTP-Comments가 아닌 MTTP를 사용하고 있습니다. 도와주세요!DJANGO, MTTP 설명, IntegrityError
IntegrityError at /tasks/3264/
(1452, 'Cannot add or update a child row: a foreign key constraint fails
(`taskdb`.`tasks_comment`, CONSTRAINT `task_id_refs_id_1c5648d2` FOREIGN KEY
(`task_id`) REFERENCES `tasks_task` (`id`))')
내 모델은 다음과 같습니다
class Task(models.Model):
class Meta:
app_label = 'tasks'
ordering = ('taskid',)
# meta
taskid = models.IntegerField(default=0, db_index=True)
def __unicode__(self):
return u'%s' % self.taskid
class Comment(MPTTModel):
task = models.ForeignKey(Task)
author = models.CharField(max_length=60)
comment = models.TextField()
added = models.DateTimeField(default=datetime.now)
# a link to comment that is being replied, if one exists
parent = TreeForeignKey('self', null=True, blank=True, related_name='children')
class MPTTMeta:
order_insertion_by=['added']
내보기는 다음과 같습니다
if request.POST:
comment = Comment(
author=request.POST['author'],
comment=request.POST['comment'],
task_id='3264',
)
comment.save()
내 HTML은 다음과 같습니다 질문은
<form action="" method="post">
<input type="text" value="" name="author">
<textarea name="comment"></textarea>
<input type="submit" value="Add comment"> </form>