Bug 213947 The user defined aggregation in chart builder's data binding doesn't work[13]
Description: The user defined aggregation in chart builder's data binding doesn't work[13] Build number: 2.3.0.v20071227-0800 Steps to reproduce: 1, New a chart 2, Select the data binding 3, New a aggregation such as aggregate on one row and COUNT or SUM 4, Check the result in chart builder Expected result: The aggregation binding's result should be correct Actual result: The aggregation doesn't work and only retrieve the value of that row Error log:
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/QueryExecutionHelper.java
* @param queryDefn
	 * @return
	 * @throws BirtException
	 */
	IQueryResults executeQuery( IQueryDefinition queryDefn )
			throws BirtException
	{
		return executeQuery( queryDefn, null, null, null );
	}
	
	/**
	 * 
	 * @param queryDefn
	 * @param paramBindingIt
	 * @param filterIt
	 * @param bindingIt
	 * @return
	 * @throws BirtException
	 */
	IQueryResults executeQuery( IQueryDefinition queryDefn,
			Iterator paramBindingIt, Iterator filterIt, Iterator bindingIt )
			throws BirtException
	{
		defineDataSourceDataSet( queryDefn );
		populateQueryDefn( queryDefn, paramBindingIt, filterIt, bindingIt );
		return dataEngine.prepare( queryDefn, sessionContext.getAppContext() )
				.execute( null );
	}
	/**
	 * @param queryDefn