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 LogicalToPhysicalOpConverter	lop2pop
protected final LogicalOptimizer	loptimizer
protected final LogicalToPhysicalPlanConverter	lp2pp
protected final PhysicalOptimizer	poptimizer
protected final SourcePlanner	sourcePlanner

Constructor Summary

Constructors

Constructor	Description
QueryPlannerImpl(SourcePlanner sourcePlanner, LogicalOptimizer loptimizer, PhysicalOptimizer poptimizer, LogicalToPhysicalPlanConverter lp2pp, LogicalToPhysicalOpConverter lop2pop)

Method Summary

Modifier and Type	Method	Description
Pair<PhysicalPlan,QueryPlanningStats>	createPlan(Query query, QueryProcContextExt ctx)
LogicalOptimizer	getLogicalOptimizer()
LogicalToPhysicalOpConverter	getLogicalToPhysicalOpConverter()
LogicalToPhysicalPlanConverter	getLogicalToPhysicalPlanConverter()
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

lp2pp

protected final LogicalToPhysicalPlanConverter lp2pp

lop2pop

protected final LogicalToPhysicalOpConverter lop2pop

Constructor Details

QueryPlannerImpl

public QueryPlannerImpl(SourcePlanner sourcePlanner,
 LogicalOptimizer loptimizer,
 PhysicalOptimizer poptimizer,
 LogicalToPhysicalPlanConverter lp2pp,
 LogicalToPhysicalOpConverter lop2pop)

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

getLogicalToPhysicalPlanConverter

public LogicalToPhysicalPlanConverter getLogicalToPhysicalPlanConverter()

Specified by:

getLogicalToPhysicalPlanConverter in interface QueryPlanner

getLogicalToPhysicalOpConverter

public LogicalToPhysicalOpConverter getLogicalToPhysicalOpConverter()

Specified by:

getLogicalToPhysicalOpConverter in interface QueryPlanner

createPlan

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

Specified by:

createPlan in interface QueryPlanner

Throws:

QueryPlanningException