org.apache.calcite.adapter.innodb

Class InnodbTableScan

java.lang.Object

org.apache.calcite.rel.AbstractRelNode

org.apache.calcite.rel.core.TableScan

org.apache.calcite.adapter.innodb.InnodbTableScan

All Implemented Interfaces:

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

public class InnodbTableScan
extends org.apache.calcite.rel.core.TableScan
implements InnodbRel

Relational expression representing a scan of an InnoDB data source.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.calcite.adapter.innodb.InnodbRel

InnodbRel.Implementor

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.TableScan

hints, table

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

digest, id, rowType, traitSet

Fields inherited from interface org.apache.calcite.adapter.innodb.InnodbRel

CONVENTION

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	InnodbTableScan(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelTraitSet traitSet, org.apache.calcite.plan.RelOptTable table, InnodbTable innodbTable, @Nullable org.apache.calcite.rel.type.RelDataType projectRowType, List<org.apache.calcite.rel.hint.RelHint> hints)

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.RelNode	copy(org.apache.calcite.plan.RelTraitSet traitSet, List<org.apache.calcite.rel.RelNode> inputs)
org.apache.calcite.rel.type.RelDataType	deriveRowType()
org.apache.calcite.rel.RelWriter	explainTerms(org.apache.calcite.rel.RelWriter pw)
@Nullable String	getForceIndexName()
org.apache.calcite.rel.RelCollation	getImplicitCollation() Infer the implicit collation from index.
void	implement(InnodbRel.Implementor implementor)
void	register(org.apache.calcite.plan.RelOptPlanner planner)

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

accept, computeSelfCost, estimateRowCount, getHints, getTable, identity, identity, project

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

accept, childrenAccept, collectVariablesSet, collectVariablesUsed, deepEquals, deepHashCode, equals, explain, getCluster, getConvention, getCorrelVariable, getDescription, getDigest, getExpectedInputRowType, getId, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTraitSet, getVariablesSet, hashCode, isEnforcer, isValid, metadata, onRegister, recomputeDigest, replaceInput, 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, deepEquals, deepHashCode, estimateRowCount, explain, explain, fieldIsNullable, getConvention, getCorrelVariable, getDigest, getExpectedInputRowType, getInput, getInputs, getRelDigest, getRelTypeName, getRowType, getTable, getVariablesSet, isEnforcer, isValid, metadata, onRegister, recomputeDigest, replaceInput, stripped

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

Constructor Detail

InnodbTableScan

protected InnodbTableScan(org.apache.calcite.plan.RelOptCluster cluster,
                          org.apache.calcite.plan.RelTraitSet traitSet,
                          org.apache.calcite.plan.RelOptTable table,
                          InnodbTable innodbTable,
                          @Nullable org.apache.calcite.rel.type.RelDataType projectRowType,
                          List<org.apache.calcite.rel.hint.RelHint> hints)

Method Detail

copy

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

Specified by:

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

Overrides:

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

deriveRowType

public org.apache.calcite.rel.type.RelDataType deriveRowType()

Overrides:

deriveRowType in class org.apache.calcite.rel.core.TableScan

register

public void register(org.apache.calcite.plan.RelOptPlanner planner)

Specified by:

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

Overrides:

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

implement

public void implement(InnodbRel.Implementor implementor)

Specified by:

implement in interface InnodbRel

explainTerms

public org.apache.calcite.rel.RelWriter explainTerms(org.apache.calcite.rel.RelWriter pw)

Overrides:

explainTerms in class org.apache.calcite.rel.core.TableScan

getImplicitCollation

public org.apache.calcite.rel.RelCollation getImplicitCollation()

Infer the implicit collation from index.

Returns:

the implicit collation based on the natural ordering of an index

getForceIndexName

public @Nullable String getForceIndexName()