I have two datafiles inRBS TABLESPACE.The name of one datafile is rbs01.dbf & the other one is .ora.How to rename the .ora to rbs02.dbf.Oracle 8.1.6 running in N/T.I tried to rename it by alter database rename file.But it gives an error
ora-01511
ora-01121cannot rename databse files which are in use or recovery.
What is the way i can rename the .ora file(Such a nonsense name)