org.apache.hadoop.hive.ql.optimizer.physical

Class AnnotateRunTimeStatsOptimizer

java.lang.Object

org.apache.hadoop.hive.ql.optimizer.physical.AnnotateRunTimeStatsOptimizer

All Implemented Interfaces:

PhysicalPlanResolver

public class AnnotateRunTimeStatsOptimizer
extends Object
implements PhysicalPlanResolver

Constructor Summary

Constructors

Constructor and Description
AnnotateRunTimeStatsOptimizer()

Method Summary

Modifier and Type	Method and Description
PhysicalContext	resolve(PhysicalContext pctx) All physical plan resolvers have to implement this entry method.
void	resolve(Set<Operator<?>> opSet, ParseContext pctx)
static void	setOrAnnotateStats(Set<Operator<? extends OperatorDesc>> ops, ParseContext pctx)

Methods inherited from class java.lang.Object

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

Constructor Detail

AnnotateRunTimeStatsOptimizer

public AnnotateRunTimeStatsOptimizer()

Method Detail

setOrAnnotateStats

public static void setOrAnnotateStats(Set<Operator<? extends OperatorDesc>> ops,
                                      ParseContext pctx)
                               throws SemanticException

Throws:

SemanticException

resolve

public PhysicalContext resolve(PhysicalContext pctx)
                        throws SemanticException

Description copied from interface: PhysicalPlanResolver

All physical plan resolvers have to implement this entry method.

Specified by:

resolve in interface PhysicalPlanResolver

Returns:

the physical plan

Throws:

SemanticException

resolve

public void resolve(Set<Operator<?>> opSet,
                    ParseContext pctx)
             throws SemanticException

Throws:

SemanticException