it.csi.mddtools.datagen
Interface QCalculatedColumn

All Superinterfaces:

org.eclipse.emf.cdo.CDOObject, org.eclipse.emf.cdo.common.id.CDOWithID, org.eclipse.emf.ecore.EObject, org.eclipse.emf.common.notify.Notifier, QResultColumn

public interface QCalculatedColumn
extends QResultColumn

A representation of the model object 'QCalculated Column'. Inserendo questo tipo di elemento in una clausola SELECT viene inserita in output una colonna calcolata a seconda del contenuto delle varie proprietà.

The following features are supported:

• Referenced Columns
• Free Text Expression
• Calculated Type

See Also:

DatagenPackage.getQCalculatedColumn()

Method Summary

it.csi.mddtools.rdbmdl.datatypes.PrimitiveDataType	getCalculatedType() Returns the value of the 'Calculated Type' containment reference
java.lang.String	getFreeTextExpression() Returns the value of the 'Free Text Expression' attribute
org.eclipse.emf.common.util.EList<QResultColumn>	getReferencedColumns() Returns the value of the 'Referenced Columns' containment reference list.
void	setCalculatedType(it.csi.mddtools.rdbmdl.datatypes.PrimitiveDataType value) Sets the value of the 'Calculated Type' containment reference
void	setFreeTextExpression(java.lang.String value) Sets the value of the 'Free Text Expression' attribute

Methods inherited from interface it.csi.mddtools.datagen.QResultColumn

getAlias, setAlias

Methods inherited from interface org.eclipse.emf.cdo.CDOObject

cdoConflict, cdoDirectResource, cdoID, cdoInvalid, cdoPrefetch, cdoReadLock, cdoReload, cdoResource, cdoRevision, cdoState, cdoView, cdoWriteLock

Methods inherited from interface org.eclipse.emf.ecore.EObject

eAllContents, eClass, eContainer, eContainingFeature, eContainmentFeature, eContents, eCrossReferences, eGet, eGet, eInvoke, eIsProxy, eIsSet, eResource, eSet, eUnset

Methods inherited from interface org.eclipse.emf.common.notify.Notifier

eAdapters, eDeliver, eNotify, eSetDeliver

Method Detail

getReferencedColumns

org.eclipse.emf.common.util.EList<QResultColumn> getReferencedColumns()

Returns the value of the 'Referenced Columns' containment reference list. The list contents are of type QResultColumn. Le colonne che sono referenziate nella espressione. L'ordine in cui sono definite è rilevante.

Returns:

the value of the 'Referenced Columns' containment reference list.

See Also:

DatagenPackage.getQCalculatedColumn_ReferencedColumns()

getFreeTextExpression

java.lang.String getFreeTextExpression()

Returns the value of the 'Free Text Expression' attribute. Espressione che coinvolge le colonne referenziate nella property referencedColumns. L'espressione deve essere scritta nel dialetto SQL del DBMS target e può contenere segnaposto nella forma $i dove i rappresenta la posizione a partire da 1 nell'elenco delle colonne referenziate. L'espressione non può contenere una funzione di aggregazione.

Returns:

the value of the 'Free Text Expression' attribute.

See Also:

setFreeTextExpression(String), DatagenPackage.getQCalculatedColumn_FreeTextExpression()

setFreeTextExpression

void setFreeTextExpression(java.lang.String value)

Sets the value of the 'Free Text Expression' attribute.

Parameters:

value - the new value of the 'Free Text Expression' attribute.

See Also:

getFreeTextExpression()

getCalculatedType

it.csi.mddtools.rdbmdl.datatypes.PrimitiveDataType getCalculatedType()

Returns the value of the 'Calculated Type' containment reference. Il tipo della colonna calcolata. Dipende:

• dal tipo delle colonne coinvolte nell'espressione
• dall'espressione stessa

Returns:

the value of the 'Calculated Type' containment reference.

See Also:

setCalculatedType(PrimitiveDataType), DatagenPackage.getQCalculatedColumn_CalculatedType()

setCalculatedType

void setCalculatedType(it.csi.mddtools.rdbmdl.datatypes.PrimitiveDataType value)

Sets the value of the 'Calculated Type' containment reference.

Parameters:

value - the new value of the 'Calculated Type' containment reference.

See Also:

getCalculatedType()