[jira] [Created] (IOTDB-907) Change TreeSet to List in getAllDevices

[Zesong Sun (Jira)]

Zesong Sun created IOTDB-907:
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             Summary: Change TreeSet to List in getAllDevices
                 Key: IOTDB-907
                 URL: https://issues.apache.org/jira/browse/IOTDB-907
             Project: Apache IoTDB
          Issue Type: Improvement
          Components: Core/TsFile
            Reporter: Zesong Sun
            Assignee: Zesong Sun


Since devices are stored in sequence in disk, it is no need to use TreeSet when 
getting all devices.



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