HashFunction (Flink : Table : Runtime 2.1.0 API)

```
public interface HashFunction
```
Interface for code generated hash code of RowData which will select some fields to hash or ArrayData or MapData.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  int hashCode(Object data)

- Method Detail
  - hashCode
```
int hashCode(Object data)
```