How to recover a dropped MongoDB database?

Question

If somebody accidentally dropped a MongoDB database but executing db.dropDatabase(), how can he recover the database?

Dropping a database in MongoDB is simple, and t

Answer 1

AFAIK most systems just mark the file as deleted, via a flag rather than actually overwriting it. It's possible to recover files with standard tools...

http://www.cyberciti.biz/tips/linuxunix-recover-deleted-files.html

These might be easier to work with

http://extundelete.sourceforge.net/

As pointed out no substitute for backups.