Class RealNestedLoopLeftOuterJoinStatistics
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.RealNestedLoopLeftOuterJoinStatistics
- All Implemented Interfaces:
ResultSetStatistics
,XPLAINable
- Direct Known Subclasses:
RealHashLeftOuterJoinStatistics
ResultSetStatistics implemenation for NestedLoopLeftOuterJoinResultSet.
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Field Summary
FieldsFields 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
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Constructor Summary
ConstructorsConstructorDescriptionRealNestedLoopLeftOuterJoinStatistics
(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, String userSuppliedOptimizerOverrides, ResultSetStatistics leftResultSetStatistics, ResultSetStatistics rightResultSetStatistics, int emptyRightRowsReturned) -
Method Summary
Modifier and TypeMethodDescriptiongetResultSetDescriptor
(Object rsID, Object parentID, Object scanID, Object sortID, Object stmtID, Object timingID) getScanStatisticsText
(String tableName, int depth) Return information on the scan nodes from the statement execution plan as a String.getStatementExecutionPlanText
(int depth) Return the statement execution plan as a String.protected void
setNames()
toString()
Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealNestedLoopJoinStatistics
accept, getChildren, getNodeName
Methods inherited from class org.apache.derby.impl.sql.execute.rts.RealJoinResultSetStatistics
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
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Field Details
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emptyRightRowsReturned
public int emptyRightRowsReturned
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Constructor Details
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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, String userSuppliedOptimizerOverrides, ResultSetStatistics leftResultSetStatistics, ResultSetStatistics rightResultSetStatistics, int emptyRightRowsReturned)
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Method Details
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getStatementExecutionPlanText
Return the statement execution plan as a String.- Specified by:
getStatementExecutionPlanText
in interfaceResultSetStatistics
- Overrides:
getStatementExecutionPlanText
in classRealNestedLoopJoinStatistics
- Parameters:
depth
- Indentation level.- Returns:
- String The statement execution plan as a String.
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getScanStatisticsText
Return information on the scan nodes from the statement execution plan as a String.- Specified by:
getScanStatisticsText
in interfaceResultSetStatistics
- Overrides:
getScanStatisticsText
in classRealNestedLoopJoinStatistics
- Parameters:
tableName
- if not NULL then print information for this table onlydepth
- Indentation level.- Returns:
- String The information on the scan nodes from the statement execution plan as a String.
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toString
- Overrides:
toString
in classRealNestedLoopJoinStatistics
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setNames
protected void setNames()- Overrides:
setNames
in classRealNestedLoopJoinStatistics
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getRSXplainType
- Specified by:
getRSXplainType
in interfaceXPLAINable
- Overrides:
getRSXplainType
in classRealNestedLoopJoinStatistics
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getRSXplainDetails
- Specified by:
getRSXplainDetails
in interfaceXPLAINable
- Overrides:
getRSXplainDetails
in classRealNestedLoopJoinStatistics
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getResultSetDescriptor
public Object getResultSetDescriptor(Object rsID, Object parentID, Object scanID, Object sortID, Object stmtID, Object timingID) - Specified by:
getResultSetDescriptor
in interfaceXPLAINable
- Overrides:
getResultSetDescriptor
in classRealJoinResultSetStatistics
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