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

java.lang.Object
  extended byorg.apache.derby.impl.sql.execute.rts.RealBasicNoPutResultSetStatistics
      extended byorg.apache.derby.impl.sql.execute.rts.RealNoPutResultSetStatistics
          extended byorg.apache.derby.impl.sql.execute.rts.RealJoinResultSetStatistics
              extended byorg.apache.derby.impl.sql.execute.rts.RealNestedLoopJoinStatistics
                  extended byorg.apache.derby.impl.sql.execute.rts.RealNestedLoopLeftOuterJoinStatistics
All Implemented Interfaces:
ResultSetStatistics
Direct Known Subclasses:
RealHashLeftOuterJoinStatistics

public class RealNestedLoopLeftOuterJoinStatistics
extends RealNestedLoopJoinStatistics

ResultSetStatistics implemenation for NestedLoopLeftOuterJoinResultSet.

Author:
jerry

Field Summary
 int emptyRightRowsReturned
           
 
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
closeTime, constructorTime, indent, inspectDesc, inspectNum, inspectOverall, nextTime, numOpens, openTime, optimizerEstimatedCost, optimizerEstimatedRowCount, restrictionTime, resultSetNumber, rowsFiltered, rowsReturned, rowsSeen, rowsSeenLeft, rowsSeenRight, sourceDepth, subIndent
 
Constructor Summary
RealNestedLoopLeftOuterJoinStatistics(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, ResultSetStatistics leftResultSetStatistics, ResultSetStatistics rightResultSetStatistics, int emptyRightRowsReturned)
           
 
Method Summary
 java.lang.String getScanStatisticsText(java.lang.String tableName, int depth)
          Return information on the scan nodes from the statement execution plan as a String.
 java.lang.String getStatementExecutionPlanText(int depth)
          Return the statement execution plan as a String.
protected  void setNames()
           
 java.lang.String toString()
           
 
Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealNestedLoopJoinStatistics
getChildren, getNodeName
 
Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealJoinResultSetStatistics
dumpEstimatedCosts, dumpTimeStats, getChildrenTime, getEstimatedRowCount, getNodeOn, getNodeTime, getTotalTime, initFormatInfo
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

emptyRightRowsReturned

public int emptyRightRowsReturned
Constructor Detail

RealNestedLoopLeftOuterJoinStatistics

public RealNestedLoopLeftOuterJoinStatistics(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,
                                             ResultSetStatistics leftResultSetStatistics,
                                             ResultSetStatistics rightResultSetStatistics,
                                             int emptyRightRowsReturned)
Method Detail

getStatementExecutionPlanText

public java.lang.String getStatementExecutionPlanText(int depth)
Return the statement execution plan as a String.

Specified by:
getStatementExecutionPlanText in interface ResultSetStatistics
Overrides:
getStatementExecutionPlanText in class RealNestedLoopJoinStatistics
Parameters:
depth - Indentation level.
Returns:
String The statement execution plan as a String.

getScanStatisticsText

public java.lang.String getScanStatisticsText(java.lang.String tableName,
                                              int depth)
Return information on the scan nodes from the statement execution plan as a String.

Specified by:
getScanStatisticsText in interface ResultSetStatistics
Overrides:
getScanStatisticsText in class RealNestedLoopJoinStatistics
Parameters:
depth - Indentation level.
tableName - if not NULL then print information for this table only
Returns:
String The information on the scan nodes from the statement execution plan as a String.

toString

public java.lang.String toString()
Overrides:
toString in class RealNestedLoopJoinStatistics

setNames

protected void setNames()
Overrides:
setNames in class RealNestedLoopJoinStatistics

Built on Mon 2007-06-04 09:58:47+0400, from revision ???

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