org.apache.calcite.interpreter

Class AggregateNode

java.lang.Object

org.apache.calcite.interpreter.AggregateNode

All Implemented Interfaces:

AutoCloseable, Node

public class AggregateNode
extends Object

Interpreter node that implements an Aggregate.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AggregateNode.BigDecimalSum Implementation of SUM over BigDecimal values as a user-defined aggregate.
static class	AggregateNode.DoubleSum Implementation of SUM over DOUBLE values as a user-defined aggregate.
static class	AggregateNode.IntSum Implementation of SUM over INTEGER values as a user-defined aggregate.
static class	AggregateNode.LongSum Implementation of SUM over BIGINT values as a user-defined aggregate.
static class	AggregateNode.MaxBigDecimal Implementation of MAX function to calculate the maximum of BigDecimal values as a user-defined aggregate.
static class	AggregateNode.MaxDouble Implementation of MAX function to calculate the maximum of double and real values as a user-defined aggregate.
static class	AggregateNode.MaxFloat Implementation of MAX function to calculate the maximum of float values as a user-defined aggregate.
static class	AggregateNode.MaxInt Implementation of MAX function to calculate the maximum of integer values as a user-defined aggregate.
static class	AggregateNode.MaxLong Implementation of MAX function to calculate the maximum of long values as a user-defined aggregate.
static class	AggregateNode.MinBigDecimal Implementation of MIN function to calculate the minimum of BigDecimal values as a user-defined aggregate.
static class	AggregateNode.MinBoolean Implementation of MIN function to calculate the minimum of boolean values as a user-defined aggregate.
static class	AggregateNode.MinDouble Implementation of MIN function to calculate the minimum of double and real values as a user-defined aggregate.
static class	AggregateNode.MinFloat Implementation of MIN function to calculate the minimum of float values as a user-defined aggregate.
static class	AggregateNode.MinInt Implementation of MIN function to calculate the minimum of integer values as a user-defined aggregate.
static class	AggregateNode.MinLong Implementation of MIN function to calculate the minimum of long values as a user-defined aggregate.
static class	AggregateNode.NumericComparison<T> Common implementation of comparison aggregate methods over numeric values as a user-defined aggregate.

Field Summary

Fields

Modifier and Type	Field and Description
protected T	rel
protected Sink	sink
protected Source	source

Constructor Summary

Constructors

Constructor and Description
AggregateNode(Compiler compiler, Aggregate rel)

Method Summary

Modifier and Type	Method and Description
void	close()
void	run()

Methods inherited from class java.lang.Object

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

Field Detail

source

protected final Source source

sink

protected final Sink sink

rel

protected final T extends SingleRel rel

Constructor Detail

AggregateNode

public AggregateNode(Compiler compiler,
                     Aggregate rel)

Method Detail

run

public void run()
         throws InterruptedException

Throws:

InterruptedException

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Node