Bug 131011 Support running query based on report document data
Data Engine should support running a query based on data set and expression data stored in a report document. This bugzilla entry serves as a repository for design docs and notes related to this feature.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/ResultIterator.java
odiResult.last( groupLevel );
		logger.logp( Level.FINER,
				ResultIterator.class.getName( ),
				"skipToEnd",
				"skipping rows to the last row in the current group" );
	}
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getStartingGroupLevel()
	 */
	public int getStartingGroupLevel( ) throws DataException
	{
		if ( useDetails == false )
		{
			logger.logp( Level.FINE,
					ResultIterator.class.getName( ),
					"getStartingGroupLevel",
					"return the starting group level" );
			return savedStartingGroupLevel;
		}
		logger.logp( Level.FINE,
				ResultIterator.class.getName( ),
				"getStartingGroupLevel",
				"return the starting group level" );
		return odiResult.getStartingGroupLevel( );
	}
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getEndingGroupLevel()
	 */
	public int getEndingGroupLevel( ) throws DataException
	{