I recently read at http://j2eeadvisor.com/doc/14180 that sometimes it is
beneficial (performance-wise) to use stored procedures in J2EE apps for
more complex queries (i guess instead of entity finder methods). but
does using stored procedures force one to abandon CMP, and use ...

I need to find good examples/tutorials for calling stored procedures ( of
oracle ) with in/out parameters which can be recordsets/cursors etc.
Meanwhile i'm searching google. If any of you happen to know some good links
I would very much appreciate it.

I have dynamically created a PDF document in memory as a FileOutputStream
Now I have to get it into a DB2 table, storing it as a BLOB. The table has a
document id,
document name, some date fields and this BLOB column that stores PDF Files.

I'm using Oracle's JDeveloper 10g so the driver should exist. however this
code raises the ClassNotFoundException. so my questions
1. Whats the simplest way to tell if the thin driver for oracle ( or any
other JDBC driver ) exists?