DataViewSpec (Flink : Table : Runtime 2.0.0 API)

java.lang.Object
- org.apache.flink.table.runtime.dataview.DataViewSpec

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

ListViewSpec, MapViewSpec
```
@Internal
public abstract class DataViewSpec
extends Object
implements Serializable
```
Information about a DataView stored in state.

See Also:

Serialized Form

- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  org.apache.flink.table.types.DataType getDataType()
  
  int getFieldIndex()
  
  String getStateId()
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getStateId
```
public String getStateId()
```

getFieldIndex
```
public int getFieldIndex()
```

getDataType

public org.apache.flink.table.types.DataType getDataType()