Package org.apache.derby.impl.sql.execute.rts

Class RealHashJoinStatistics

java.lang.Object

org.apache.derby.impl.sql.execute.rts.RealBasicNoPutResultSetStatistics

org.apache.derby.impl.sql.execute.rts.RealNoPutResultSetStatistics

org.apache.derby.impl.sql.execute.rts.RealJoinResultSetStatistics

org.apache.derby.impl.sql.execute.rts.RealNestedLoopJoinStatistics

org.apache.derby.impl.sql.execute.rts.RealHashJoinStatistics

All Implemented Interfaces:

ResultSetStatistics, XPLAINable

public class RealHashJoinStatistics
extends RealNestedLoopJoinStatistics

ResultSetStatistics implemenation for HashJoinResultSet.

Field Summary

Fields inherited from class org.apache.derby.impl.sql.execute.rts.RealNestedLoopJoinStatistics

leftResultSetStatistics, nodeName, oneRowRightSide, resultSetName, rightResultSetStatistics

Fields inherited from class org.apache.derby.impl.sql.execute.rts.RealJoinResultSetStatistics

restrictionTime, rowsReturned, rowsSeenLeft, rowsSeenRight, userSuppliedOptimizerOverrides

Fields inherited from class org.apache.derby.impl.sql.execute.rts.RealNoPutResultSetStatistics

indent, resultSetNumber, sourceDepth, subIndent

Fields inherited from class org.apache.derby.impl.sql.execute.rts.RealBasicNoPutResultSetStatistics

closeTime, constructorTime, inspectDesc, inspectNum, inspectOverall, nextTime, numOpens, openTime, optimizerEstimatedCost, optimizerEstimatedRowCount, rowsFiltered, rowsSeen

Constructor Summary

Constructors

Constructor

Description

RealHashJoinStatistics(int numOpens, int rowsSeen, int rowsFiltered, long constructorTime, long openTime, long nextTime, long closeTime, int resultSetNumber, int rowsSeenLeft, int rowsSeenRight, int rowsReturned, long restrictionTime, boolean oneRowRightSide, double optimizerEstimatedRowCount, double optimizerEstimatedCost, String userSuppliedOptimizerOverrides, ResultSetStatistics leftResultSetStatistics, ResultSetStatistics rightResultSetStatistics)

Method Summary

Modifier and Type	Method	Description
String	getRSXplainDetails()
String	getRSXplainType()
protected void	setNames()

Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealNestedLoopJoinStatistics

accept, getChildren, getNodeName, getScanStatisticsText, getStatementExecutionPlanText, toString

Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealJoinResultSetStatistics

getResultSetDescriptor, getResultSetTimingsDescriptor

Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealNoPutResultSetStatistics

initFormatInfo

Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealBasicNoPutResultSetStatistics

dumpEstimatedCosts, dumpTimeStats, getChildrenTime, getEstimatedRowCount, getNodeOn, getNodeTime, getScanPropsDescriptor, getSortPropsDescriptor, getTotalTime

Methods inherited from class java.lang.Object

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

Constructor Details

RealHashJoinStatistics

public RealHashJoinStatistics(int numOpens,
 int rowsSeen,
 int rowsFiltered,
 long constructorTime,
 long openTime,
 long nextTime,
 long closeTime,
 int resultSetNumber,
 int rowsSeenLeft,
 int rowsSeenRight,
 int rowsReturned,
 long restrictionTime,
 boolean oneRowRightSide,
 double optimizerEstimatedRowCount,
 double optimizerEstimatedCost,
 String userSuppliedOptimizerOverrides,
 ResultSetStatistics leftResultSetStatistics,
 ResultSetStatistics rightResultSetStatistics)

Method Details

setNames

protected void setNames()

Overrides:

setNames in class RealNestedLoopJoinStatistics

getRSXplainType

public String getRSXplainType()

Specified by:

getRSXplainType in interface XPLAINable

Overrides:

getRSXplainType in class RealNestedLoopJoinStatistics

getRSXplainDetails

public String getRSXplainDetails()

Specified by:

getRSXplainDetails in interface XPLAINable

Overrides:

getRSXplainDetails in class RealNestedLoopJoinStatistics