UIDModel修改mac字段去掉唯一性

Model/models.py

@@ -1341,7 +1341,7 @@ class VPGModel(models.Model):
 class UIDModel(models.Model):
     id = models.AutoField(primary_key=True)
     uid = models.CharField(max_length=20, null=False, db_index=True, unique=True, verbose_name='设备id')
-    mac = models.CharField(max_length=17, null=True, default='', unique=True, verbose_name='设备id对应的mac地址')
+    mac = models.CharField(max_length=17, null=True, default='', verbose_name='设备id对应的mac地址')
     uid_extra = models.TextField(default='', verbose_name='uid的额外描述')
     status = models.SmallIntegerField(default=0, verbose_name='使用状态')   # 0:未分配,1:已分配,2:已使用
     add_time = models.IntegerField(default=0, verbose_name='添加时间')