If both sources are required at the same for the chart, consider porting the data from one into the other and then just using a single data source. Or use a linked server and then query both oracle and sql server through the single data source.
Jason...AKA CirqueDeSQLeil _______________________________________________ I have given a name to my pain...MCM SQL Server, MVP SQL RNNR Posting Performance Based Questions - Gail Shaw[/url] Learn Extended Events