preparedQuery = new PreparedQuery( dataEngine.getContext( ), dataEngine.getSharedScope( ),
preparedQuery = new PreparedQuery( dataEngine.getSession( ),dataEngine.getContext( ),
	PreparedDataSourceQuery( DataEngineImpl dataEngine,			IQueryDefinition queryDefn, IBaseDataSetDesign dataSetDesign,			Map appContext )			throws DataException	{		this.dataSetDesign = dataSetDesign;		this.queryDefn = queryDefn;		this.dataEngine = dataEngine;		this.appContext = appContext;				preparedQuery = new PreparedQuery( dataEngine.getContext( ),				dataEngine.getSharedScope( ),				queryDefn,				this,				appContext );	}