Query runs quickly in Oracle SQL Developer, but slowly in SSRS 2008 R2 It's that simple: a query that runs in just a few seconds in SQL Developer connecting to Oracle 11g takes 15-25 minutes in SSRS 2008 R2. I haven't tried other versions of SSRS. So far I'm doing all the report execution from VS 2008. I'm using the OLE DB Provider "OraOLEDB.Oracle.1" which in the past has seemed to give me bett..