RealHashJoinStatistics (Apache Derby V10.14 Internals)

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.RealBasicNoPutResultSetStatistics
  closeTime, constructorTime, inspectDesc, inspectNum, inspectOverall, nextTime, numOpens, openTime, optimizerEstimatedCost, optimizerEstimatedRowCount, rowsFiltered, rowsSeen
- 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.RealNestedLoopJoinStatistics
  leftResultSetStatistics, nodeName, oneRowRightSide, resultSetName, rightResultSetStatistics
- Fields inherited from class org.apache.derby.impl.sql.execute.rts.RealNoPutResultSetStatistics
  indent, resultSetNumber, sourceDepth, subIndent

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, java.lang.String userSuppliedOptimizerOverrides, ResultSetStatistics leftResultSetStatistics, ResultSetStatistics rightResultSetStatistics)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.String`	`getRSXplainDetails()`
`java.lang.String`	`getRSXplainType()`
`protected void`	`setNames()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

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 org.apache.derby.impl.sql.execute.rts.RealJoinResultSetStatistics
getResultSetDescriptor, getResultSetTimingsDescriptor

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.RealNoPutResultSetStatistics
initFormatInfo

Constructor Detail

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,
                              java.lang.String userSuppliedOptimizerOverrides,
                              ResultSetStatistics leftResultSetStatistics,
                              ResultSetStatistics rightResultSetStatistics)

Method Detail
- setNames
```
protected void setNames()
```
  Overrides:
  
  setNames in class RealNestedLoopJoinStatistics
- getRSXplainType
```
public java.lang.String getRSXplainType()
```
  Specified by:
  
  getRSXplainType in interface XPLAINable
  
  Overrides:
  
  getRSXplainType in class RealNestedLoopJoinStatistics
- getRSXplainDetails
```
public java.lang.String getRSXplainDetails()
```
  Specified by:
  
  getRSXplainDetails in interface XPLAINable
  
  Overrides:
  
  getRSXplainDetails in class RealNestedLoopJoinStatistics

Class RealHashJoinStatistics

Field Summary

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

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

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

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

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

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

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

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

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

Constructor Detail

RealHashJoinStatistics

Method Detail

setNames

getRSXplainType

getRSXplainDetails