##
# Teachers and students table tables may be one-many relationship, you can create a third table associated manually when construction of the table class Student (models.Model): name = models.CharField (= 32 max_length, null = True) Age models.CharField = (= 32 MAX_LENGTH, null = True) class Teacher (models.Model): name = models.CharField (= 32 MAX_LENGTH, null = True) Gender = models.CharField (= 32 MAX_LENGTH, null = True) # the establishment of the third table, two tables together before the association class TeacherToStudent (models.Model): STU = models.ForeignKey ( ' Student ' , null = True) TEAC = models.ForeignKey (' Teacher ' , null = True) class Meta -: # United unique index unique_together = [ ( ' STU ' , ' TEAC ' ), ]