Bug 123036 Data in a reprot is doubly stored
We currently stored data twice. Once in the content stream, once by DtE. The instance stored by content stream should not be there.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/document/RDLoad.java
}
		return new ResultMetaData( resultClass );
	}
	/**
	 * @return
	 * @throws DataException
	 */
	boolean next( ) throws DataException
	{
		if ( dis == null )
		{
			is = context.getInputStream( queryResultID,
					subQueryID,
					DataEngineContext.EXPR_VALUE_STREAM );
			bis = new BufferedInputStream( is );
			try
			{
				dis = new DataInputStream( bis );
				rowCount = IOUtil.readInt( dis );
			}
			catch ( IOException e )
			{
				throw new DataException( ResourceConstants.RD_LOAD_ERROR,
						e,
						"result data" );
			}
			InputStream stream = context.getInputStream( queryResultID,
					subQueryID,
					DataEngineContext.GROUP_INFO_STREAM );
			BufferedInputStream bis2 = new BufferedInputStream( stream );