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java.lang.Objectorg.apache.derby.impl.sql.execute.BasicNoPutResultSetImpl
org.apache.derby.impl.sql.execute.NoPutResultSetImpl
org.apache.derby.impl.sql.execute.JoinResultSet
org.apache.derby.impl.sql.execute.NestedLoopJoinResultSet
org.apache.derby.impl.sql.execute.HashJoinResultSet
Hash join of 2 arbitrary result sets. Simple subclass of nested loop, differentiated to ease RunTimeStatistics output generation.
Field Summary |
Fields inherited from class org.apache.derby.impl.sql.execute.NestedLoopJoinResultSet |
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Fields inherited from class org.apache.derby.impl.sql.execute.JoinResultSet |
activation, beginTime, checkGM, checkNullCols, clonedExecRow, closeCleanup, closeTime, cncLen, compactRow, constructorTime, currentRow, endExecutionTime, finished, heapConglomerate, indent, isOpen, isRightOpen, isTopResultSet, lcc, leftNumCols, leftResultSet, leftRow, mergedRow, nextTime, notExistsRightSide, numOpens, oneRowRightSide, openTime, optimizerEstimatedCost, optimizerEstimatedRowCount, restriction, restrictionTime, resultDescription, resultSetNumber, rightNumCols, rightResultSet, rightRow, rowsFiltered, rowsReturned, rowsSeen, rowsSeenLeft, rowsSeenRight, sourceDepth, startExecutionTime, subIndent, subqueryTrackingArray, targetResultSet |
Fields inherited from interface org.apache.derby.iapi.sql.ResultSet |
CURRENT_RESULTSET_ONLY, ENTIRE_RESULTSET_TREE, ISAFTERLAST, ISBEFOREFIRST, ISFIRST, ISLAST |
Fields inherited from interface org.apache.derby.iapi.sql.execute.NoPutResultSet |
ABSOLUTE, FIRST, LAST, NEXT, PREVIOUS, RELATIVE |
Constructor Summary | |
HashJoinResultSet(NoPutResultSet leftResultSet,
int leftNumCols,
NoPutResultSet rightResultSet,
int rightNumCols,
Activation activation,
GeneratedMethod restriction,
int resultSetNumber,
boolean oneRowRightSide,
boolean notExistsRightSide,
double optimizerEstimatedRowCount,
double optimizerEstimatedCost,
GeneratedMethod closeCleanup)
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Methods inherited from class org.apache.derby.impl.sql.execute.NestedLoopJoinResultSet |
clearScanState, close, getNextRowCore, getTimeSpent |
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.iapi.sql.ResultSet |
checkRowPosition, cleanUp, getAbsoluteRow, getAutoGeneratedKeysResultset, getBeginExecutionTimestamp, getCursorName, getEndExecutionTimestamp, getExecuteTime, getFirstRow, getLastRow, getNextRow, getPreviousRow, getRelativeRow, getResultDescription, getRowNumber, getSubqueryTrackingArray, getWarnings, isClosed, modifiedRowCount, open, returnsRows, setAfterLastRow, setBeforeFirstRow |
Constructor Detail |
public HashJoinResultSet(NoPutResultSet leftResultSet, int leftNumCols, NoPutResultSet rightResultSet, int rightNumCols, Activation activation, GeneratedMethod restriction, int resultSetNumber, boolean oneRowRightSide, boolean notExistsRightSide, double optimizerEstimatedRowCount, double optimizerEstimatedCost, GeneratedMethod closeCleanup)
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