org.apache.calcite.rel.mutable

Class MutableJoin

java.lang.Object

org.apache.calcite.rel.mutable.MutableRel

org.apache.calcite.rel.mutable.MutableBiRel

org.apache.calcite.rel.mutable.MutableJoin

public class MutableJoin
extends MutableBiRel

Mutable equivalent of Join.

Field Summary

Fields

Modifier and Type	Field and Description
RexNode	condition
JoinRelType	joinType
Set<CorrelationId>	variablesSet

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

left, right

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	MutableJoin(RelDataType rowType, MutableRel left, MutableRel right, RexNode condition, JoinRelType joinType, Set<CorrelationId> variablesSet)

Method Summary

Modifier and Type	Method and Description
MutableRel	clone()
StringBuilder	digest(StringBuilder buf)
boolean	equals(Object obj)
int	hashCode()
static MutableJoin	of(RelDataType rowType, MutableRel left, MutableRel right, RexNode condition, JoinRelType joinType, Set<CorrelationId> variablesStopped) Creates a MutableJoin.

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

childrenAccept, getInputs, getLeft, getRight, 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

condition

public final RexNode condition

variablesSet

public final Set<CorrelationId> variablesSet

joinType

public final JoinRelType joinType

Constructor Detail

MutableJoin

private MutableJoin(RelDataType rowType,
                    MutableRel left,
                    MutableRel right,
                    RexNode condition,
                    JoinRelType joinType,
                    Set<CorrelationId> variablesSet)

Method Detail

of

public static MutableJoin of(RelDataType rowType,
                             MutableRel left,
                             MutableRel right,
                             RexNode condition,
                             JoinRelType joinType,
                             Set<CorrelationId> variablesStopped)

Creates a MutableJoin.

Parameters:

rowType - Row type

left - Left input relational expression

right - Right input relational expression

condition - Join condition

joinType - Join type

variablesStopped - Set of variables that are set by the LHS and used by the RHS and are not available to nodes above this join in the tree

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

clone

public MutableRel clone()

Specified by:

clone in class MutableRel