org.apache.calcite.adapter.pig

Class PigAggregate

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.SingleRel

org.apache.calcite.rel.core.Aggregate

org.apache.calcite.adapter.pig.PigAggregate

All Implemented Interfaces:

Cloneable, PigRel, org.apache.calcite.plan.RelOptNode, org.apache.calcite.rel.hint.Hintable, org.apache.calcite.rel.RelNode

public class PigAggregate
extends org.apache.calcite.rel.core.Aggregate
implements PigRel

Implementation of Aggregate in Pig calling convention.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.calcite.rel.core.Aggregate

org.apache.calcite.rel.core.Aggregate.AggCallBinding, org.apache.calcite.rel.core.Aggregate.Group, org.apache.calcite.rel.core.Aggregate.PercentileDiscAggCallBinding

Nested classes/interfaces inherited from interface org.apache.calcite.adapter.pig.PigRel

PigRel.Implementor

Nested classes/interfaces inherited from interface org.apache.calcite.rel.RelNode

org.apache.calcite.rel.RelNode.Context

Field Summary

Fields

Modifier and Type	Field and Description
static String	DISTINCT_FIELD_SUFFIX

Fields inherited from class org.apache.calcite.rel.core.Aggregate

aggCalls, groupSet, groupSets, hints, indicator, IS_NOT_GRAND_TOTAL, IS_SIMPLE, NO_INDICATOR

Fields inherited from class org.apache.calcite.rel.SingleRel

input

Fields inherited from class org.apache.calcite.rel.AbstractRelNode

digest, id, rowType, traitSet

Fields inherited from interface org.apache.calcite.adapter.pig.PigRel

CONVENTION

Constructor Summary

Constructors

Constructor and Description
PigAggregate(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, boolean indicator, org.apache.calcite.util.ImmutableBitSet groupSet, List<org.apache.calcite.util.ImmutableBitSet> groupSets, List<org.apache.calcite.rel.core.AggregateCall> aggCalls) Deprecated.
PigAggregate(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, org.apache.calcite.util.ImmutableBitSet groupSet, List<org.apache.calcite.util.ImmutableBitSet> groupSets, List<org.apache.calcite.rel.core.AggregateCall> aggCalls) Creates a PigAggregate.

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.core.Aggregate	copy(org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.rel.RelNode input, org.apache.calcite.util.ImmutableBitSet groupSet, List<org.apache.calcite.util.ImmutableBitSet> groupSets, List<org.apache.calcite.rel.core.AggregateCall> aggCalls)
org.apache.calcite.plan.RelOptTable	getTable() Override this method so it looks down the tree to find the table this node is acting on.
void	implement(PigRel.Implementor implementor) Converts this node to a Pig Latin statement.

Methods inherited from class org.apache.calcite.rel.core.Aggregate

checkIndicator, computeSelfCost, containsDistinctCall, copy, copy, deriveRowType, deriveRowType, estimateRowCount, explainTerms, getAggCallList, getGroupCount, getGroupSet, getGroupSets, getGroupType, getHints, getIndicatorCount, getNamedAggCalls, isNotGrandTotal, isSimple, isValid, noIndicator

Methods inherited from class org.apache.calcite.rel.SingleRel

childrenAccept, getInput, getInputs, replaceInput

Methods inherited from class org.apache.calcite.rel.AbstractRelNode

accept, accept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTraitSet, getVariablesSet, hashCode, isEnforcer, metadata, onRegister, recomputeDigest, register, sole, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.rel.RelNode

accept, accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, copy, deepEquals, deepHashCode, estimateRowCount, explain, explain, fieldIsNullable, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, register, replaceInput

Methods inherited from interface org.apache.calcite.plan.RelOptNode

getCluster, getDescription, getId, getTraitSet

Methods inherited from interface org.apache.calcite.rel.hint.Hintable

attachHints, withHints

Field Detail

DISTINCT_FIELD_SUFFIX

public static final String DISTINCT_FIELD_SUFFIX

See Also:

Constant Field Values

Constructor Detail

PigAggregate

public PigAggregate(org.apache.calcite.plan.RelOptCluster cluster,
                    org.apache.calcite.plan.RelTraitSet traitSet,
                    org.apache.calcite.rel.RelNode input,
                    org.apache.calcite.util.ImmutableBitSet groupSet,
                    List<org.apache.calcite.util.ImmutableBitSet> groupSets,
                    List<org.apache.calcite.rel.core.AggregateCall> aggCalls)

Creates a PigAggregate.

PigAggregate

@Deprecated
public PigAggregate(org.apache.calcite.plan.RelOptCluster cluster,
                                org.apache.calcite.plan.RelTraitSet traitSet,
                                org.apache.calcite.rel.RelNode input,
                                boolean indicator,
                                org.apache.calcite.util.ImmutableBitSet groupSet,
                                List<org.apache.calcite.util.ImmutableBitSet> groupSets,
                                List<org.apache.calcite.rel.core.AggregateCall> aggCalls)

Deprecated.

Method Detail

copy

public org.apache.calcite.rel.core.Aggregate copy(org.apache.calcite.plan.RelTraitSet traitSet,
                                                  org.apache.calcite.rel.RelNode input,
                                                  org.apache.calcite.util.ImmutableBitSet groupSet,
                                                  List<org.apache.calcite.util.ImmutableBitSet> groupSets,
                                                  List<org.apache.calcite.rel.core.AggregateCall> aggCalls)

Specified by:

copy in class org.apache.calcite.rel.core.Aggregate

implement

public void implement(PigRel.Implementor implementor)

Description copied from interface: PigRel

Converts this node to a Pig Latin statement.

Specified by:

implement in interface PigRel

getTable

public org.apache.calcite.plan.RelOptTable getTable()

Override this method so it looks down the tree to find the table this node is acting on.

Specified by:

getTable in interface org.apache.calcite.rel.RelNode

Overrides:

getTable in class org.apache.calcite.rel.AbstractRelNode