dataSetHandle.getPropertyHandle( OdaDataSetHandle.RESULT_SET_PROP ) .clearValue( );
{   Object obj = dataSetHandle.getElement( ).getLocalProperty( dataSetHandle.getModule( ) , OdaDataSetHandle.RESULT_SET_PROP ); if ( obj != null ) dataSetHandle.getPropertyHandle( OdaDataSetHandle.RESULT_SET_PROP ) .setValue( new ArrayList( ) ); }
	public static void updateColumnCacheAfterCleanRs(			DataSetHandle dataSetHandle ) throws SemanticException	{		if ( dataSetHandle instanceof OdaDataSetHandle )			dataSetHandle.getPropertyHandle( OdaDataSetHandle.RESULT_SET_PROP )					.clearValue( );		updateColumnCache( dataSetHandle );	}