I once got a call from someone with DBA privileges: "I just ran 'SELECT table_name FROM user_tables' and it says 'no rows selected." I logged in and checked, an

I once got a call from someone with DBA privileges: "I just ran 'SELECT table_name FROM user_tables' and it says 'no rows selected." I logged in and checked, and said, 'Yep, you have no tables.' Fortunately, Oracle by then had the RECYCLE$BIN, and the interruption in service was minimal. I'm not sure how he dropped all the tables. And let's not talk about my own (mostly minor) disasters.