# up device_id to unique
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@ -84,5 +84,5 @@ class Org(models.Model):
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class DeviceInfo(models.Model):
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class DeviceInfo(models.Model):
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device_id = models.CharField(max_length=100, verbose_name='设备ID')
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device_id = models.CharField(max_length=100, unique=True, verbose_name='设备ID')
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org = models.ForeignKey(Org, verbose_name='所在组织', on_delete='PROTECT')
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org = models.ForeignKey(Org, verbose_name='所在组织', on_delete='PROTECT')
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