Bug 122254 Not Like operator is missing in the Filter tab of Data Set window
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/adapter/ModelDteApiAdapter.java
elmtIter = modelDataSet.filtersIterator( );
		if ( elmtIter != null )
		{
			while ( elmtIter.hasNext( ) )
			{
				FilterConditionHandle modelFilter = ( FilterConditionHandle ) elmtIter
						.next( );
				IFilterDefinition dteFilter = newFilter( modelFilter );
				dteDataSet.addFilter( dteFilter );
			}
		}
		
		
		
		
		
		
		
		
		elmtIter = modelDataSet.resultSetIterator( );
		if ( elmtIter != null )
		{
			while ( elmtIter.hasNext( ) )
			{
				ResultSetColumnHandle modelColumn = ( ResultSetColumnHandle ) elmtIter
						.next( );
				dteDataSet.addResultSetHint( newColumnDefn( modelColumn ) );
			}
		}