Question: I used rm -rf \* command and all my files and documents in the computer got deleted.
I want to retrieve them back.
So, which software should I use to retrieve them back.

Answer: 
SQL%ROWCOUNT is what you're searching for.

REF: [Implicit cursors attributes](http://docs.oracle.com/cd/B28359_01/appdev.111/b28370/sql_cursor.htm)
yes you can use SQL%ROWCOUNT ,In the other way you can also use cnt variable.intialyze it and increase the counter varibale inside your loop and print it.