一.无法动态更新数据的实例 1. 如下,数据库中创建了班级表和教师表,两张表的对应关系为“多对多” from django.db import models class Classes(models.Model): title = models.CharField(max_length=32) class Teacher(models.Model): name = models.CharField(max_length=32) t2c = models.ManyToManyField(Class…
一.无法动态更新数据的实例 1. 如下,数据库中创建了班级表和教师表,两张表的对应关系为“多对多” from django.db import models class Classes(models.Model): title = models.CharField(max_length=) class Teacher(models.Model): name = models.CharField(max_length=) t2c = models.ManyToManyField(Classes)…