org.apache.calcite.adapter.enumerable

Class RexImpTable.LagImplementor

java.lang.Object

org.apache.calcite.adapter.enumerable.RexImpTable.LeadLagImplementor

org.apache.calcite.adapter.enumerable.RexImpTable.LagImplementor

All Implemented Interfaces:

AggImplementor, WinAggImplementor

Enclosing class:

RexImpTable

public static class RexImpTable.LagImplementor
extends RexImpTable.LeadLagImplementor

Implementor for the LAG windowed aggregate function.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.calcite.adapter.enumerable.WinAggImplementor

WinAggImplementor.SeekType

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	LagImplementor()

Method Summary

Methods inherited from class org.apache.calcite.adapter.enumerable.RexImpTable.LeadLagImplementor

getStateType, implementAdd, implementReset, implementResult, needCacheWhenFrameIntact

Methods inherited from class java.lang.Object

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

Constructor Detail

LagImplementor

protected LagImplementor()