OverWindowPartitionedOrderedPreceding (Flink : Table : API Java 2.1.0 API)

java.lang.Object
- org.apache.flink.table.api.OverWindowPartitionedOrderedPreceding

@PublicEvolving
public final class OverWindowPartitionedOrderedPreceding
extends Object

Partially defined over window with (optional) partitioning, order, and preceding.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`OverWindow`	`as(String alias)`	Assigns an alias for this window that the following `select()` clause can refer to.
`OverWindow`	`as(org.apache.flink.table.expressions.Expression alias)`	Assigns an alias for this window that the following `select()` clause can refer to.
`OverWindowPartitionedOrderedPreceding`	`following(org.apache.flink.table.expressions.Expression following)`	Set the following offset (based on time or row-count intervals) for over window.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - as
```
public OverWindow as(String alias)
```
    Assigns an alias for this window that the following select() clause can refer to.
    
    Parameters:
    
    alias - alias for this over window
    
    Returns:
    
    the fully defined over window
  - as
```
public OverWindow as(org.apache.flink.table.expressions.Expression alias)
```
    Assigns an alias for this window that the following select() clause can refer to.
    
    Parameters:
    
    alias - alias for this over window
    
    Returns:
    
    the fully defined over window
  - following
```
public OverWindowPartitionedOrderedPreceding following(org.apache.flink.table.expressions.Expression following)
```
    Set the following offset (based on time or row-count intervals) for over window.
    
    Parameters:
    
    following - following offset that relative to the current row.
    
    Returns:
    
    an over window with defined following