Package org.apache.flink.table.api

Class SessionWithGap

java.lang.Object

org.apache.flink.table.api.SessionWithGap

@PublicEvolving
public final class SessionWithGap
extends Object

Session window.

For streaming tables you can specify grouping by a event-time or processing-time attribute.

For batch tables you can specify grouping on a timestamp or long attribute.

Method Summary

Modifier and Type	Method	Description
SessionWithGapOnTime	on(org.apache.flink.table.expressions.Expression timeField)	Specifies the time attribute on which rows are grouped.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

on

public SessionWithGapOnTime on(org.apache.flink.table.expressions.Expression timeField)

Specifies the time attribute on which rows are grouped.

For streaming tables you can specify grouping by a event-time or processing-time attribute.

For batch tables you can specify grouping on a timestamp or long attribute.

Parameters:

timeField - time attribute for streaming and batch tables

Returns:

a tumbling window on event-time