Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> derby >> impl >> sql >> execute >> [ rts overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

---

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

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

Direct Known Subclasses:

RealNestedLoopJoinStatistics

---

public abstract class RealJoinResultSetStatistics

extends RealNoPutResultSetStatistics

ResultSetStatistics implemenation for JoinResultSet.

---

Field Summary
long	closeTime
long	constructorTime
protected  java.lang.String	indent
java.lang.String	inspectDesc
long	inspectNum
long	inspectOverall
long	nextTime
int	numOpens
long	openTime
double	optimizerEstimatedCost
double	optimizerEstimatedRowCount
long	restrictionTime
int	resultSetNumber
int	rowsFiltered
int	rowsReturned
int	rowsSeen
int	rowsSeenLeft
int	rowsSeenRight
protected  int	sourceDepth
protected  java.lang.String	subIndent

 

Constructor Summary

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)

 

Method Summary
protected  java.lang.String	dumpEstimatedCosts(java.lang.String subIndent)           Dump out the estimated cost information
protected  java.lang.String	dumpTimeStats(java.lang.String indent, java.lang.String subIndent)           Dump out the time information for run time stats.
java.util.Vector	getChildren()           Get the objects to be displayed when this tree object is expanded.
long	getChildrenTime()           Return the time for all operations performed by the children of this node.
double	getEstimatedRowCount()           Get the estimated row count for the number of rows returned by the associated query or statement.
java.lang.String	getNodeName()           Format for display, a name for this node.
java.lang.String	getNodeOn()           If this node is on a database item (like a table or an index), then provide a string that describes the on item.
long	getNodeTime()           Return the time for all operations performed by this node, but not the time for the children of this node.
long	getTotalTime()           Return the time for all operations performed by this node, and the children of this node.
protected  void	initFormatInfo(int depth)           Initialize the format info for run time statistics.

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface org.apache.derby.impl.sql.execute.rts.ResultSetStatistics

getScanStatisticsText, getStatementExecutionPlanText

 

Field Detail

rowsSeenLeft

public int rowsSeenLeft

---

rowsSeenRight

public int rowsSeenRight

---

rowsReturned

public int rowsReturned

---

restrictionTime

public long restrictionTime

---

resultSetNumber

public int resultSetNumber

---

indent

protected java.lang.String indent

---

subIndent

protected java.lang.String subIndent

---

sourceDepth

protected int sourceDepth

---

numOpens

public int numOpens

---

rowsSeen

public int rowsSeen

---

rowsFiltered

public int rowsFiltered

---

constructorTime

public long constructorTime

---

openTime

public long openTime

---

nextTime

public long nextTime

---

closeTime

public long closeTime

---

inspectOverall

public long inspectOverall

---

inspectNum

public long inspectNum

---

inspectDesc

public java.lang.String inspectDesc

---

optimizerEstimatedRowCount

public double optimizerEstimatedRowCount

---

optimizerEstimatedCost

public double optimizerEstimatedCost

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)

Method Detail

getNodeName

public java.lang.String getNodeName()

Format for display, a name for this node.

Specified by:

getNodeName in class RealBasicNoPutResultSetStatistics

---

initFormatInfo

protected void initFormatInfo(int depth)

Initialize the format info for run time statistics.

---

dumpTimeStats

protected final java.lang.String dumpTimeStats(java.lang.String indent,
                                               java.lang.String subIndent)

Dump out the time information for run time stats.

---

dumpEstimatedCosts

protected final java.lang.String dumpEstimatedCosts(java.lang.String subIndent)

Dump out the estimated cost information

---

getChildren

public java.util.Vector getChildren()

Get the objects to be displayed when this tree object is expanded.

The objects returned can be of any type, including addtional Inspectables.

---

getTotalTime

public long getTotalTime()

Return the time for all operations performed by this node, and the children of this node. The times included open, next, and close.

---

getChildrenTime

public long getChildrenTime()

Return the time for all operations performed by the children of this node.

---

getNodeTime

public long getNodeTime()

Return the time for all operations performed by this node, but not the time for the children of this node.

---

getNodeOn

public java.lang.String getNodeOn()

If this node is on a database item (like a table or an index), then provide a string that describes the on item.

---

getEstimatedRowCount

public double getEstimatedRowCount()

Get the estimated row count for the number of rows returned by the associated query or statement.

Specified by:

getEstimatedRowCount in interface ResultSetStatistics

---

Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> derby >> impl >> sql >> execute >> [ rts overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

---