Bug 161009 Dataset-Parameter-Settings deleted on SQL changes
Once the SQL is changed in Dataset Editor, all parameters and their bindings are thrown away (at least not shown any more)
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLUtility.java
IResultSetMetaData metadata = query.getMetaData( );
			setResultSetMetaData( design, metadata );
		}
		catch ( OdaException e )
		{
			
			design.setResultSets( null );
		}
		finally
		{
			if ( conn != null )
				try
				{
					conn.close( );
				}
				catch ( OdaException e )
				{
					e.printStackTrace( );
				};
		}
	}
	/**
	 * Set parameter metadata in dataset design
	 * 
	 * @param design
	 * @param query
	 */
	private static void setParameterMetaData( DataSetDesign dataSetDesign,
			IQuery query )