org.apache.calcite.rel.logical

Class LogicalUnion

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.core.SetOp

org.apache.calcite.rel.core.Union

org.apache.calcite.rel.logical.LogicalUnion

All Implemented Interfaces:

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

public final class LogicalUnion
extends Union

Sub-class of Union not targeted at any particular engine or calling convention.

Temporarily copy from calcite to cherry-pick [CALCITE-5107] and will be removed when upgrade the latest calcite.

Nested Class Summary

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

org.apache.calcite.rel.RelNode.Context

Field Summary

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

all, hints, inputs, kind

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

digest, id, rowType, traitSet

Constructor Summary

Constructors

Constructor and Description
LogicalUnion(org.apache.calcite.rel.RelInput input) Creates a LogicalUnion by parsing serialized output.
LogicalUnion(org.apache.calcite.plan.RelOptCluster cluster, List<org.apache.calcite.rel.RelNode> inputs, boolean all) Deprecated.
LogicalUnion(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.hint.RelHint> hints, List<org.apache.calcite.rel.RelNode> inputs, boolean all) Creates a LogicalUnion.
LogicalUnion(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs, boolean all) Creates a LogicalUnion.

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.RelNode	accept(org.apache.calcite.rel.RelShuttle shuttle)
LogicalUnion	copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs, boolean all)
static LogicalUnion	create(List<org.apache.calcite.rel.RelNode> inputs, boolean all) Creates a LogicalUnion.
org.apache.calcite.rel.RelNode	withHints(List<org.apache.calcite.rel.hint.RelHint> hintList)

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

estimateRowCount, estimateRowCount

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

copy, deriveRowType, explainTerms, getHints, getInputs, isHomogeneous, replaceInput

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

accept, childrenAccept, collectVariablesSet, collectVariablesUsed, computeSelfCost, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getRelDigest, getRelTypeName, getRowType, getTable, getTraitSet, getVariablesSet, hashCode, isEnforcer, isValid, 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.hint.Hintable

attachHints

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

explain

Constructor Detail

LogicalUnion

public LogicalUnion(org.apache.calcite.plan.RelOptCluster cluster,
                    org.apache.calcite.plan.RelTraitSet traitSet,
                    List<org.apache.calcite.rel.hint.RelHint> hints,
                    List<org.apache.calcite.rel.RelNode> inputs,
                    boolean all)

Creates a LogicalUnion.

Use create(java.util.List<org.apache.calcite.rel.RelNode>, boolean) unless you know what you're doing.

LogicalUnion

public LogicalUnion(org.apache.calcite.plan.RelOptCluster cluster,
                    org.apache.calcite.plan.RelTraitSet traitSet,
                    List<org.apache.calcite.rel.RelNode> inputs,
                    boolean all)

Creates a LogicalUnion.

Use create(java.util.List<org.apache.calcite.rel.RelNode>, boolean) unless you know what you're doing.

LogicalUnion

@Deprecated
public LogicalUnion(org.apache.calcite.plan.RelOptCluster cluster,
                                List<org.apache.calcite.rel.RelNode> inputs,
                                boolean all)

Deprecated.

LogicalUnion

public LogicalUnion(org.apache.calcite.rel.RelInput input)

Creates a LogicalUnion by parsing serialized output.

Method Detail

create

public static LogicalUnion create(List<org.apache.calcite.rel.RelNode> inputs,
                                  boolean all)

Creates a LogicalUnion.

copy

public LogicalUnion copy(org.apache.calcite.plan.RelTraitSet traitSet,
                         List<org.apache.calcite.rel.RelNode> inputs,
                         boolean all)

Specified by:

copy in class SetOp

accept

public org.apache.calcite.rel.RelNode accept(org.apache.calcite.rel.RelShuttle shuttle)

Specified by:

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

Overrides:

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

withHints

public org.apache.calcite.rel.RelNode withHints(List<org.apache.calcite.rel.hint.RelHint> hintList)