{
  "schema": {
    "bsonType": "object",
    "required": [
      "permission_id"
    ],
    "properties": {
      "_id": {
        "description": "存储文档 ID，系统自动生成"
      },
      "permission_id": {
        "bsonType": "string",
        "description": "权限唯一标识，不可修改，不允许重复"
      },
      "permission_name": {
        "bsonType": "string",
        "description": "权限名称"
      },
      "comment": {
        "bsonType": "string",
        "description": "备注"
      },
      "create_date": {
        "bsonType": "timestamp",
        "description": "创建时间"
      }
    }
  },
  "index": [
    {
      "IndexName": "permission_id",
      "MgoKeySchema": {
        "MgoIndexKeys": [
          {
            "Name": "permission_id", 
            "Direction": "1"
          }
        ],
        "MgoIsUnique": true
      }
    }
  ]
}