org.apache.drill.exec.opt

Class BasicOptimizer

java.lang.Object

org.apache.drill.exec.opt.Optimizer

org.apache.drill.exec.opt.BasicOptimizer

public class BasicOptimizer
extends Optimizer

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BasicOptimizer.BasicOptimizationContext

Nested classes/interfaces inherited from class org.apache.drill.exec.opt.Optimizer

Optimizer.OptimizationContext

Field Summary

Fields inherited from class org.apache.drill.exec.opt.Optimizer

OPTIMIZER_IMPL_KEY

Constructor Summary

Constructors

Constructor and Description
BasicOptimizer(QueryContext queryContext, UserClientConnection userSession)

Method Summary

Modifier and Type	Method and Description
void	init(DrillConfig config)
PhysicalPlan	optimize(Optimizer.OptimizationContext context, LogicalPlan plan)

Methods inherited from class org.apache.drill.exec.opt.Optimizer

getOptimizer

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicOptimizer

public BasicOptimizer(QueryContext queryContext,
                      UserClientConnection userSession)

Method Detail

init

public void init(DrillConfig config)

Specified by:

init in class Optimizer

optimize

public PhysicalPlan optimize(Optimizer.OptimizationContext context,
                             LogicalPlan plan)
                      throws OptimizerException

Specified by:

optimize in class Optimizer

Throws:

OptimizerException