Bug 123726 "Top n", "Bottom n" in highlight dialog doesn't work.
Description: "Top n", "Bottom n" in highlight dialog doesn't work. Steps to reproduce: 1. Add a highlight for a table. 2. Set highlight rule: "account_id", "top n", "3", let its font color red. 3. Preview the report, it doesn't work. Attached is design file.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/PreparedQuery.java
try
			{
	    		dataSet.close();
			}
		    catch (DataException e )
			{
				logger.logp( Level.FINE,
						PreparedQuery.Executor.class.getName( ),
						"close",
						e.getMessage( ),
						e );
			}
		    
			odiQuery = null;
			odiDataSource = null;
			aggregates = null;
			odiResult = null;
			queryScope = null;
			isPrepared = false;
			isExecuted = false;
			
			
			
    		try
			{
	    		dataSet.afterClose();
			}
		    catch (DataException e )
			{
				logger.logp( Level.FINE,