Bug 206279 Removed computed cols listed in expression builder[07]
Description: Removed computed column listed in expression builder inside DataSet Editor dialog Build number:2.2.2.v20071011 Steps to reproduce: 1. New data source and dataset. 2. Add a computed column in dataset and click OK. 3. Open the dataset, remove the computed column. 4. Add a new computed column and check columns in available Data Sets. Expected result: The removed computed column isn't there. Actual result: The removed computed column is still there for selection. Error log:n/a
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/data/ui/util/DataSetProvider.java
private IQueryResults executeQuery( DataRequestSession session,
			IQueryDefinition queryDefn ) throws BirtException
	{
		IQueryResults resultSet = session.executeQuery( queryDefn,
				null,
				null,
				null );
		return resultSet;
	}
	/**
	 * 
	 * @param dataSetDesign
	 * @param rowsToReturn
	 * @return
	 */
	public final QueryDefinition getQueryDefinition(
			IBaseDataSetDesign dataSetDesign, int rowsToReturn )
	{
		if ( dataSetDesign != null )
		{
			QueryDefinition defn = new QueryDefinition( null );
			defn.setDataSetName( dataSetDesign.getName( ) );
			if ( rowsToReturn > 0 )
			{
				defn.setMaxRows( rowsToReturn );
			}
			List parameters = dataSetDesign.getParameters( );
			Iterator iter = parameters.iterator( );
			while ( iter.hasNext( ) )
			{