Stored Proc返回一个Cursor，如何在C＃中使用OLEDB来处理它

I am using OLEDB driver to call a Stored Procedure in Oracle DB. The Stored Proc returns a cursor as the output. I am able to call this Stored Proc using Oracle Data Source (System.Data.Oracle.OracleCommand), However I do not know how to call this SP using the OLEDB data source. Any help on how to specify the SP is returning a cursor as the output using OLEDB would be greatly appreciated.I am using OLEDB driver to call a Stored Proced