> After that, I have to restart database and add temporary files or the error will be precisely > what you described: "temporary tablespace empty". The reason for that is the fact that RMAN > doesn't backup temporary files. When I look at the database, it has temporary tablespace with > no files and I have to add one. No big deal, I do it in the same script that invokes RMAN > cloning script.
As of 10.2, at least, they recreate the tempfiles automaticaly.