org.apache.calcite.rel.mutable

Class MutableAggregate

java.lang.Object

org.apache.calcite.rel.mutable.MutableRel

org.apache.calcite.rel.mutable.MutableSingleRel

org.apache.calcite.rel.mutable.MutableAggregate

public class MutableAggregate
extends MutableSingleRel

Mutable equivalent of Aggregate.

Field Summary

Fields

Modifier and Type	Field and Description
List<AggregateCall>	aggCalls
ImmutableBitSet	groupSet
com.google.common.collect.ImmutableList<ImmutableBitSet>	groupSets

Fields inherited from class org.apache.calcite.rel.mutable.MutableSingleRel

input

Fields inherited from class org.apache.calcite.rel.mutable.MutableRel

cluster, ordinalInParent, PAIRWISE_STRING_EQUIVALENCE, parent, rowType, STRING_EQUIVALENCE, type

Constructor Summary

Constructors

Modifier	Constructor and Description
private	MutableAggregate(MutableRel input, RelDataType rowType, ImmutableBitSet groupSet, List<ImmutableBitSet> groupSets, List<AggregateCall> aggCalls)

Method Summary

Modifier and Type	Method and Description
MutableRel	clone()
StringBuilder	digest(StringBuilder buf)
boolean	equals(Object obj)
Aggregate.Group	getGroupType()
int	hashCode()
static MutableAggregate	of(MutableRel input, ImmutableBitSet groupSet, com.google.common.collect.ImmutableList<ImmutableBitSet> groupSets, List<AggregateCall> aggCalls) Creates a MutableAggregate.

Methods inherited from class org.apache.calcite.rel.mutable.MutableSingleRel

childrenAccept, getInput, getInputs, setInput

Methods inherited from class org.apache.calcite.rel.mutable.MutableRel

deep, getParent, replaceInParent, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

groupSet

public final ImmutableBitSet groupSet

groupSets

public final com.google.common.collect.ImmutableList<ImmutableBitSet> groupSets

aggCalls

public final List<AggregateCall> aggCalls

Constructor Detail

MutableAggregate

private MutableAggregate(MutableRel input,
                         RelDataType rowType,
                         ImmutableBitSet groupSet,
                         List<ImmutableBitSet> groupSets,
                         List<AggregateCall> aggCalls)

Method Detail

of

public static MutableAggregate of(MutableRel input,
                                  ImmutableBitSet groupSet,
                                  com.google.common.collect.ImmutableList<ImmutableBitSet> groupSets,
                                  List<AggregateCall> aggCalls)

Creates a MutableAggregate.

Parameters:

input - Input relational expression

groupSet - Bit set of grouping fields

groupSets - List of all grouping sets; null for just groupSet

aggCalls - Collection of calls to aggregate functions

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

digest

public StringBuilder digest(StringBuilder buf)

Specified by:

digest in class MutableRel

getGroupType

public Aggregate.Group getGroupType()

clone

public MutableRel clone()

Specified by:

clone in class MutableRel