DeviceMappingViewer (IoTDB Server 0.14.0-preview2 API)

java.lang.Object
- org.apache.iotdb.db.tools.dataregion.DeviceMappingViewer

```
public class DeviceMappingViewer
extends java.lang.Object
```
for DBA to view the mapping from device to virtual storage group ID usage: run this class with arguments [system_schema_dir], if args are not given, use default in config

- Constructor Summary
  
  Constructors
  Constructor Description
  
  DeviceMappingViewer()
- Method Summary
  
  All Methods Static Methods Concrete Methods
  Modifier and Type Method Description
  
  static void main(java.lang.String[] args)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- DeviceMappingViewer
```
public DeviceMappingViewer()
```

Method Detail

main

public static void main(java.lang.String[] args)
                 throws org.apache.iotdb.commons.exception.MetadataException

Throws:: org.apache.iotdb.commons.exception.MetadataException