org.apache.flink.table.calcite.bridge

Class PlannerExternalQueryOperation

java.lang.Object

org.apache.flink.table.calcite.bridge.PlannerExternalQueryOperation

All Implemented Interfaces:

org.apache.flink.table.operations.Operation, org.apache.flink.table.operations.QueryOperation

@Internal
public class PlannerExternalQueryOperation
extends Object
implements org.apache.flink.table.operations.QueryOperation

Wrapper for valid logical plans and resolved schema generated by Planner. It's mainly used by pluggable dialect which will generate Calcite RelNode in planning phase.

Constructor Summary

Constructors

Constructor and Description
PlannerExternalQueryOperation(org.apache.calcite.rel.RelNode relNode, org.apache.flink.table.catalog.ResolvedSchema resolvedSchema)

Method Summary

Modifier and Type	Method and Description
<T> T	accept(org.apache.flink.table.operations.QueryOperationVisitor<T> visitor)
String	asSummaryString()
org.apache.calcite.rel.RelNode	getCalciteTree()
List<org.apache.flink.table.operations.QueryOperation>	getChildren()
org.apache.flink.table.catalog.ResolvedSchema	getResolvedSchema()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.flink.table.operations.QueryOperation

asSerializableString

Constructor Detail

PlannerExternalQueryOperation

public PlannerExternalQueryOperation(org.apache.calcite.rel.RelNode relNode,
                                     org.apache.flink.table.catalog.ResolvedSchema resolvedSchema)

Method Detail

getCalciteTree

public org.apache.calcite.rel.RelNode getCalciteTree()

getResolvedSchema

public org.apache.flink.table.catalog.ResolvedSchema getResolvedSchema()

Specified by:

getResolvedSchema in interface org.apache.flink.table.operations.QueryOperation

getChildren

public List<org.apache.flink.table.operations.QueryOperation> getChildren()

Specified by:

getChildren in interface org.apache.flink.table.operations.QueryOperation

accept

public <T> T accept(org.apache.flink.table.operations.QueryOperationVisitor<T> visitor)

Specified by:

accept in interface org.apache.flink.table.operations.QueryOperation

asSummaryString

public String asSummaryString()

Specified by:

asSummaryString in interface org.apache.flink.table.operations.Operation