WindowKey (Flink : Table : Runtime 1.14.6 API)

```
public final class WindowKey
extends Object
```
The WindowKey structure represents a combination of key and window. This is mainly used in the mini-batch window operators and window is identified by window end timestamp.

构造器
构造器和说明
`WindowKey(long window, org.apache.flink.table.data.RowData key)`

所有方法实例方法具体方法
限定符和类型	方法和说明
`boolean`	`equals(Object o)`
`org.apache.flink.table.data.RowData`	`getKey()`
`long`	`getWindow()`
`int`	`hashCode()`
`WindowKey`	`replace(long window, org.apache.flink.table.data.RowData key)` Replace the currently stored key and window by the given new key and new window.

public WindowKey(long window,
                 org.apache.flink.table.data.RowData key)

public WindowKey replace(long window,
                         org.apache.flink.table.data.RowData key)

Replace the currently stored key and window by the given new key and new window.

public org.apache.flink.table.data.RowData getKey()

类 WindowKey