edu.udo.cs.miningmart.operator
Class RowSelectionByQuery

java.lang.Object
  edu.udo.cs.miningmart.operator.ExecutableOperator
      edu.udo.cs.miningmart.operator.ConceptOperator
          edu.udo.cs.miningmart.operator.SingleCSOperator
              edu.udo.cs.miningmart.operator.RowSelection
                  edu.udo.cs.miningmart.operator.RowSelectionByQuery

public final class RowSelectionByQuery
extends RowSelection

Version:

$Id: RowSelectionByQuery.java,v 1.10 2006/09/27 14:59:57 euler Exp $

Author:

Timm Euler

Field Summary

static java.lang.String	PARAMETER_CONDITION_OP
static java.lang.String	PARAMETER_LEFT_CONDITION
static java.lang.String	PARAMETER_RIGHT_CONDITION

Fields inherited from class edu.udo.cs.miningmart.operator.ConceptOperator

suffixForIntermediateViews

Fields inherited from class edu.udo.cs.miningmart.operator.ExecutableOperator

generatedSQLDefinitions

Constructor Summary

RowSelectionByQuery()

Method Summary

java.lang.String	generateConditionForOp() Abstract method to be implemented by all subclasses.
protected java.lang.String	getTheConditionOperator(int loopNr)
protected BaseAttribute	getTheLeftCondition(int loopNr)
protected Value	getTheRightCondition(int loopNr)

Methods inherited from class edu.udo.cs.miningmart.operator.RowSelection

generateSQLDefinition, getTypeOfNewColumnSet, mustCopyFeature

Methods inherited from class edu.udo.cs.miningmart.operator.SingleCSOperator

generateColumnSetsForOp, generateSQLDefinition, getNewCSName, getTypeOfNewColumnSet, handleExtraOutputFeature

Methods inherited from class edu.udo.cs.miningmart.operator.ConceptOperator

compileStatement, createMetadata, createMetadataForOneBA, createSingleColumnSet, createStatement, generateColumns, getInputConcept, getNewCSName, getOutputConcept, getStringForSelection, setNewCSMultiStepBranch

Methods inherited from class edu.udo.cs.miningmart.operator.ExecutableOperator

autoPrint, checkConditions, doPrint, doPrint, execute, executeBusinessSingleValueSqlRead, executeBusinessSingleValueSqlReadL, executeBusinessSqlRead, executeBusinessSqlWrite, executeM4SingleValueSqlRead, executeM4SingleValueSqlReadL, executeM4SqlRead, executeM4SqlWrite, getArtificalColumnName, getBusinessDbms, getHighestLoopNr, getM4Db, getM4Dbms, getM4ObjectFromCache, getName, getNextM4SequenceValue, getNumberOfLoops, getOperator, getOpParamsIterator, getParameter, getParameter, getParameterObjectsOfAllLoops, getSingleParameter, getSingleParameter, getStep, giveWarningForChangedInputData, handleAssertions, isDeselectedParameter, isLoopable, isManual, isStepable, load, print, putM4ObjectToCache, showCreateStatement, storedProceduresAvailable

Methods inherited from class java.lang.Object

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

Field Detail

PARAMETER_LEFT_CONDITION

public static final java.lang.String PARAMETER_LEFT_CONDITION

See Also:

Constant Field Values

PARAMETER_RIGHT_CONDITION

public static final java.lang.String PARAMETER_RIGHT_CONDITION

See Also:

Constant Field Values

PARAMETER_CONDITION_OP

public static final java.lang.String PARAMETER_CONDITION_OP

See Also:

Constant Field Values

Constructor Detail

RowSelectionByQuery

public RowSelectionByQuery()

Method Detail

generateConditionForOp

public java.lang.String generateConditionForOp()
                                        throws M4CompilerError

Description copied from class: RowSelection

Abstract method to be implemented by all subclasses. Must return the String for the WHERE part of the SQL definition of the output columnset.

Specified by:

generateConditionForOp in class RowSelection

Returns:

the WHERE condition

Throws:

M4CompilerError

getTheLeftCondition

protected BaseAttribute getTheLeftCondition(int loopNr)
                                     throws M4CompilerError

Throws:

M4CompilerError

getTheConditionOperator

protected java.lang.String getTheConditionOperator(int loopNr)
                                            throws M4CompilerError

Throws:

M4CompilerError

getTheRightCondition

protected Value getTheRightCondition(int loopNr)
                              throws M4CompilerError

Throws:

M4CompilerError