[Rails] delete stale sessions in ror web application

hi,

in my webapplication, user logins into application. i want to delete the
stale sessions. and while before deleting the stale session auomatically
i need perform on some operations on database. how to do this

Regards,
Rajkumar
--
Posted via http://www.ruby-forum.com/.

--
You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group.
To post to this group, send email to rubyonrails-talk@googlegroups.com.
To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.