startup mount alter database datafile '/directory/filename' offline drop; alter database open; drop tablespace ts_name including contents and datafiles;The last command will remove the tablespace from the database, but that is OK in your case since you are missing the datafile anyway.
After this is done, you might want to look at implementing a sound backup and recovery strategy.
Dig Deeper on Oracle database backup and recovery
Related Q&A from Brian Peasland
Oracle expert Brian Peasland answers one reader's question about common pitfalls when connecting Oracle to outside programs. Continue Reading
One reader asks expert Brian Peasland a question about datafile sizes with the Oracle RMAN duplicate 10g command. Continue Reading
Managing parent table-child table relations in Oracle SQL environments is key to efficient programming. Continue Reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.