Bug 165897 [Salesforce Project]Table column lost its data when insert a new column to the right
Reproduce steps: 1. Get and install BIRT Salesforce ODA driver. 2. Download the attached BIRT report design. 3. Insert a new column to the right of Negotiation/Review. 4. Input name as "Month Grand Total" and expression as following: row["Prospecting"]+row["Qualification"]+row["NeedsAnalysis"]+row["ValueProposition"]+row["IdDecisionMakers"]+row["PerceptionAnalysis"]+row["ProposalPriceQuote"]+row["NegotiationReview"] 5. Run the report and Negotiation/Review column lost its data.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/expression/ExpressionProcessor.java
public void setDataSetMode( boolean isDataSetMode )
	{
		this.isDataSetMode = isDataSetMode;
	}
	
	/*
	 * @see org.eclipse.birt.data.engine.executor.transform.IExpressionProcessor#setQuery(org.eclipse.birt.data.engine.executor.BaseQuery)
	 */
	public void setQuery( BaseQuery query )
	{
		this.baseQuery = query;
	}
	
	/*
	 * @see org.eclipse.birt.data.engine.executor.transform.IExpressionProcessor#setResultIterator(org.eclipse.birt.data.engine.odi.IResultIterator)
	 */
	public void setResultIterator( IResultIterator resultIterator )
	{
		this.resultIterator = resultIterator;
		
		dataset.setResultSet( this.resultIterator, false );
	}
	/*
	 * @see org.eclipse.birt.data.engine.executor.transform.IExpressionProcessor#clear()
	 */
	public void clear( )
	{
		if ( availabeAggrList != null )
			availabeAggrList.clear( );
		availabeAggrList = null;