Package se.liu.ida.hefquin.engine.queryproc.impl.planning

Class QueryPlannerImpl

java.lang.Object

se.liu.ida.hefquin.engine.queryproc.impl.planning.QueryPlannerImpl

All Implemented Interfaces:

QueryPlanner

public class QueryPlannerImpl
extends Object
implements QueryPlanner

Simple implementation of QueryPlanner.

Field Summary

Fields

Modifier and Type	Field	Description
protected final LogicalOptimizer	loptimizer
protected final LogicalPlanPrinter	lplanPrinter
protected final PhysicalOptimizer	poptimizer
protected final PhysicalPlanPrinter	pplanPrinter
protected final SourcePlanner	sourcePlanner
protected final LogicalPlanPrinter	srcasgPrinter

Constructor Summary

Constructors

Constructor	Description
QueryPlannerImpl(SourcePlanner sourcePlanner, LogicalOptimizer loptimizer, PhysicalOptimizer poptimizer, LogicalPlanPrinter srcasgPrinter, LogicalPlanPrinter lplanPrinter, PhysicalPlanPrinter pplanPrinter)

Method Summary

Modifier and Type	Method	Description
Pair<PhysicalPlan,QueryPlanningStats>	createPlan(Query query)
LogicalOptimizer	getLogicalOptimizer()
PhysicalOptimizer	getPhysicalOptimizer()
SourcePlanner	getSourcePlanner()

Methods inherited from class java.lang.Object

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

Field Details

sourcePlanner

protected final SourcePlanner sourcePlanner

loptimizer

protected final LogicalOptimizer loptimizer

poptimizer

protected final PhysicalOptimizer poptimizer

srcasgPrinter

protected final LogicalPlanPrinter srcasgPrinter

lplanPrinter

protected final LogicalPlanPrinter lplanPrinter

pplanPrinter

protected final PhysicalPlanPrinter pplanPrinter

Constructor Details

QueryPlannerImpl

public QueryPlannerImpl(SourcePlanner sourcePlanner,
 LogicalOptimizer loptimizer,
 PhysicalOptimizer poptimizer,
 LogicalPlanPrinter srcasgPrinter,
 LogicalPlanPrinter lplanPrinter,
 PhysicalPlanPrinter pplanPrinter)

Method Details

getSourcePlanner

public SourcePlanner getSourcePlanner()

Specified by:

getSourcePlanner in interface QueryPlanner

getLogicalOptimizer

public LogicalOptimizer getLogicalOptimizer()

Specified by:

getLogicalOptimizer in interface QueryPlanner

getPhysicalOptimizer

public PhysicalOptimizer getPhysicalOptimizer()

Specified by:

getPhysicalOptimizer in interface QueryPlanner

createPlan

public Pair<PhysicalPlan,QueryPlanningStats> createPlan(Query query)
                                                 throws QueryPlanningException

Specified by:

createPlan in interface QueryPlanner

Throws:

QueryPlanningException