org.apache.hadoop.hive.ql.parse

Class CalcitePlanner.CalcitePlannerAction

java.lang.Object

org.apache.hadoop.hive.ql.parse.CalcitePlanner.CalcitePlannerAction

All Implemented Interfaces:

org.apache.calcite.tools.Frameworks.PlannerAction<org.apache.calcite.rel.RelNode>

Direct Known Subclasses:

AlterMaterializedViewRebuildAnalyzer.MVRebuildCalcitePlannerAction

Enclosing class:

CalcitePlanner

public class CalcitePlanner.CalcitePlannerAction
extends Object
implements org.apache.calcite.tools.Frameworks.PlannerAction<org.apache.calcite.rel.RelNode>

Code responsible for Calcite plan generation and optimization.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	CalcitePlannerAction(Map<String,PrunedPartitionList> partitionCache, StatsSource statsSource, ColumnAccessInfo columnAccessInfo, QB rootQB)

Method Summary

Modifier and Type	Method and Description
org.apache.calcite.rel.RelNode	apply(org.apache.calcite.plan.RelOptCluster cluster, org.apache.calcite.plan.RelOptSchema relOptSchema, org.apache.calcite.schema.SchemaPlus rootSchema)
protected org.apache.calcite.rel.RelNode	applyMaterializedViewRewriting(org.apache.calcite.plan.RelOptPlanner planner, org.apache.calcite.rel.RelNode basePlan, org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider, org.apache.calcite.rex.RexExecutor executorProvider)
protected org.apache.calcite.rel.RelNode	applyPreJoinOrderingTransforms(org.apache.calcite.rel.RelNode basePlan, org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider, org.apache.calcite.rex.RexExecutor executorProvider) Perform all optimizations before Join Ordering.
org.apache.calcite.rel.RelNode	endGenOBLogicalPlan(org.apache.hadoop.hive.ql.parse.CalcitePlanner.OBLogicalPlanGenState obLogicalPlanGenState, org.apache.calcite.rel.RelNode sortRel)
protected org.apache.calcite.rel.RelNode	executeProgram(org.apache.calcite.rel.RelNode basePlan, org.apache.calcite.plan.hep.HepProgram program, org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider, org.apache.calcite.rex.RexExecutor executorProvider)
protected org.apache.calcite.rel.RelNode	executeProgram(org.apache.calcite.rel.RelNode basePlan, org.apache.calcite.plan.hep.HepProgram program, org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider, org.apache.calcite.rex.RexExecutor executorProvider, List<HiveRelOptMaterialization> materializations)
protected void	generatePartialProgram(org.apache.calcite.plan.hep.HepProgramBuilder programBuilder, boolean isCollection, org.apache.calcite.plan.hep.HepMatchOrder order, org.apache.calcite.plan.RelOptRule... rules) Generate a HEP program with the given rule set.
protected List<Table>	getMaterializedViewsUsed(org.apache.calcite.rel.RelNode plan)
protected Set<TableName>	getTablesUsed(org.apache.calcite.rel.RelNode plan)

Methods inherited from class java.lang.Object

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

Constructor Detail

CalcitePlannerAction

protected CalcitePlannerAction(Map<String,PrunedPartitionList> partitionCache,
                               StatsSource statsSource,
                               ColumnAccessInfo columnAccessInfo,
                               QB rootQB)

Method Detail

apply

public org.apache.calcite.rel.RelNode apply(org.apache.calcite.plan.RelOptCluster cluster,
                                            org.apache.calcite.plan.RelOptSchema relOptSchema,
                                            org.apache.calcite.schema.SchemaPlus rootSchema)

Specified by:

apply in interface org.apache.calcite.tools.Frameworks.PlannerAction<org.apache.calcite.rel.RelNode>

applyPreJoinOrderingTransforms

protected org.apache.calcite.rel.RelNode applyPreJoinOrderingTransforms(org.apache.calcite.rel.RelNode basePlan,
                                                                        org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider,
                                                                        org.apache.calcite.rex.RexExecutor executorProvider)

Perform all optimizations before Join Ordering.

Parameters:

basePlan - original plan

mdProvider - meta data provider

executorProvider - executor

Returns:

applyMaterializedViewRewriting

protected org.apache.calcite.rel.RelNode applyMaterializedViewRewriting(org.apache.calcite.plan.RelOptPlanner planner,
                                                                        org.apache.calcite.rel.RelNode basePlan,
                                                                        org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider,
                                                                        org.apache.calcite.rex.RexExecutor executorProvider)

getTablesUsed

protected Set<TableName> getTablesUsed(org.apache.calcite.rel.RelNode plan)

getMaterializedViewsUsed

protected List<Table> getMaterializedViewsUsed(org.apache.calcite.rel.RelNode plan)

generatePartialProgram

protected void generatePartialProgram(org.apache.calcite.plan.hep.HepProgramBuilder programBuilder,
                                      boolean isCollection,
                                      org.apache.calcite.plan.hep.HepMatchOrder order,
                                      org.apache.calcite.plan.RelOptRule... rules)

Generate a HEP program with the given rule set.

Parameters:

isCollection -

order -

rules -

executeProgram

protected org.apache.calcite.rel.RelNode executeProgram(org.apache.calcite.rel.RelNode basePlan,
                                                        org.apache.calcite.plan.hep.HepProgram program,
                                                        org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider,
                                                        org.apache.calcite.rex.RexExecutor executorProvider)

executeProgram

protected org.apache.calcite.rel.RelNode executeProgram(org.apache.calcite.rel.RelNode basePlan,
                                                        org.apache.calcite.plan.hep.HepProgram program,
                                                        org.apache.calcite.rel.metadata.RelMetadataProvider mdProvider,
                                                        org.apache.calcite.rex.RexExecutor executorProvider,
                                                        List<HiveRelOptMaterialization> materializations)

endGenOBLogicalPlan

public org.apache.calcite.rel.RelNode endGenOBLogicalPlan(org.apache.hadoop.hive.ql.parse.CalcitePlanner.OBLogicalPlanGenState obLogicalPlanGenState,
                                                          org.apache.calcite.rel.RelNode sortRel)
                                                   throws CalciteSemanticException

Throws:

CalciteSemanticException