0
我知道mongoengine你可以設置之類的東西unique_with
其他值存在,但我想設置一個約束,說:「如果PARAM_1爲True,PARAM_2不能爲空。」有沒有辦法在mongoengine中做到這一點?處理這個問題的最好方法是在更新/保存方法中設置條件嗎?確保值與mongoengine
class Doc(Document):
param_1 = BooleanField()
param_2 = StringField()
def save(self, *args, **kwargs):
# DO SOMETHING HERE TO MAKE SURE
# IF param_1 == True, param_2 != None
super(Doc, self).save(*args, **kwargs)