Came across this story the other day. kinda funny but sad too.
This is actually a hoax/troll post. Its not possible to
rm -rf / without a special flag to tell the system you really want to fuck up your life.
Update: Since this story was posted, Mr Marsala has claimed that his original post was a hoax and written as a marketing stunt, but that it had happened to a client of his in 2006.
It isn’t SQL so I don’t know much about the code. If I remember some of my computer science courses from college this looks like a UNIX command.