RealJoinResultSetStatistics (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

All Implemented Interfaces:

ResultSetStatistics, XPLAINable

Direct Known Subclasses:

RealNestedLoopJoinStatistics
```
public abstract class RealJoinResultSetStatistics
extends RealNoPutResultSetStatistics
```
ResultSetStatistics implemenation for JoinResultSet.

Field Summary

Fields
Modifier and Type Field Description

long restrictionTime

int rowsReturned

int rowsSeenLeft

int rowsSeenRight

java.lang.String userSuppliedOptimizerOverrides
- 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.RealNoPutResultSetStatistics
  indent, resultSetNumber, sourceDepth, subIndent

Fields
Modifier and Type	Field	Description
`long`	`restrictionTime`
`int`	`rowsReturned`
`int`	`rowsSeenLeft`
`int`	`rowsSeenRight`
`java.lang.String`	`userSuppliedOptimizerOverrides`

Constructor Summary

Constructors
Constructor	Description
`RealJoinResultSetStatistics(int numOpens, int rowsSeen, int rowsFiltered, long constructorTime, long openTime, long nextTime, long closeTime, int resultSetNumber, int rowsSeenLeft, int rowsSeenRight, int rowsReturned, long restrictionTime, double optimizerEstimatedRowCount, double optimizerEstimatedCost, java.lang.String userSuppliedOptimizerOverrides)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.String`	`getNodeName()`	Format for display, a name for this node.
`java.lang.Object`	`getResultSetDescriptor(java.lang.Object rsID, java.lang.Object parentID, java.lang.Object scanID, java.lang.Object sortID, java.lang.Object stmtID, java.lang.Object timingID)`
`java.lang.Object`	`getResultSetTimingsDescriptor(java.lang.Object timingID)`

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

Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealBasicNoPutResultSetStatistics
dumpEstimatedCosts, dumpTimeStats, getChildren, getChildrenTime, getEstimatedRowCount, getNodeOn, getNodeTime, getRSXplainDetails, getScanPropsDescriptor, getSortPropsDescriptor, getTotalTime

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

Methods inherited from interface org.apache.derby.iapi.sql.execute.ResultSetStatistics
getScanStatisticsText, getStatementExecutionPlanText

Methods inherited from interface org.apache.derby.iapi.sql.execute.xplain.XPLAINable
accept, getRSXplainType

Field Detail

rowsSeenLeft
```
public int rowsSeenLeft
```

rowsSeenRight
```
public int rowsSeenRight
```

rowsReturned
```
public int rowsReturned
```

restrictionTime
```
public long restrictionTime
```

userSuppliedOptimizerOverrides

public java.lang.String userSuppliedOptimizerOverrides

Constructor Detail

RealJoinResultSetStatistics

public RealJoinResultSetStatistics(int numOpens,
                                   int rowsSeen,
                                   int rowsFiltered,
                                   long constructorTime,
                                   long openTime,
                                   long nextTime,
                                   long closeTime,
                                   int resultSetNumber,
                                   int rowsSeenLeft,
                                   int rowsSeenRight,
                                   int rowsReturned,
                                   long restrictionTime,
                                   double optimizerEstimatedRowCount,
                                   double optimizerEstimatedCost,
                                   java.lang.String userSuppliedOptimizerOverrides)

Method Detail

getNodeName
```
public java.lang.String getNodeName()
```
Format for display, a name for this node.

Specified by:

getNodeName in class RealBasicNoPutResultSetStatistics

getResultSetDescriptor

public java.lang.Object getResultSetDescriptor(java.lang.Object rsID,
                                               java.lang.Object parentID,
                                               java.lang.Object scanID,
                                               java.lang.Object sortID,
                                               java.lang.Object stmtID,
                                               java.lang.Object timingID)

Specified by:: getResultSetDescriptor in interface XPLAINable
Overrides:: getResultSetDescriptor in class RealBasicNoPutResultSetStatistics

getResultSetTimingsDescriptor
```
public java.lang.Object getResultSetTimingsDescriptor(java.lang.Object timingID)
```
Specified by:

getResultSetTimingsDescriptor in interface XPLAINable

Overrides:

getResultSetTimingsDescriptor in class RealBasicNoPutResultSetStatistics

Class RealJoinResultSetStatistics

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.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.RealNoPutResultSetStatistics

Methods inherited from interface org.apache.derby.iapi.sql.execute.ResultSetStatistics

Methods inherited from interface org.apache.derby.iapi.sql.execute.xplain.XPLAINable

Field Detail

rowsSeenLeft

rowsSeenRight

rowsReturned

restrictionTime

userSuppliedOptimizerOverrides

Constructor Detail

RealJoinResultSetStatistics

Method Detail

getNodeName

getResultSetDescriptor

getResultSetTimingsDescriptor