[英]how add custom fild to all objects of django model
i have db where is companies and custom users, i want add custom field for different companies.我有数据库,公司和自定义用户在哪里,我想为不同的公司添加自定义字段。 Example: user have only NAME, if company is "EXAMPLE": user have fields only NAME and AGE, elif "VIN": user have only NAME and SIZE and AGE and WORK, else: only name.
示例:用户只有 NAME,如果公司是“EXAMPLE”:用户只有 NAME 和 AGE 字段,elif“VIN”:用户只有 NAME、SIZE、AGE 和 WORK,否则:只有姓名。 How add this custom fields and update it.
如何添加此自定义字段并更新它。 Thanks, sory for my English))
谢谢,对不起我的英语))
Company 1:公司1:
company2: -name -age "+add field" company2: -name -age "+添加字段"
company 3: -name -age -size "+add field"公司3:-name -age -size "+add field"
I try many to many, many to one, simple fields, dont work how i want.我尝试了多对多、多对一、简单的字段,但无法按我想要的方式工作。 I wand many custom field how i can edit for every user
我想要很多自定义字段,我如何为每个用户编辑
you must have separated models that refers OneToOne key to user model like this:您必须有单独的模型,将 OneToOne 密钥引用给用户 model,如下所示:
class Example(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE, )
name = models.CharField(max_length=30)
age= models.IntegerField()
class Vin(models.Model):
user = models.OneToOneField(User, on_delete=models.CASCADE, )
name = models.CharField(max_length=30)
age= models.IntegerField()
size= models.IntegerField()
work= models.CharField(max_length=30)
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