[ic] MySql sessions - expiring
db at kavod.com
Sat Sep 27 00:40:55 EDT 2003
* Jon Jensen <jon at endpoint.com> [2003-09-25 15:34]:
> On Thu, 25 Sep 2003, Dorothy Puma wrote:
> > I have recently followed Dan Browning's instructions
> > (http://www.icdevgroup.org/~danb/ic_howto_cluster.html) for converting
> > over to MySql based sessions. It works like a charm. I checked the
> > archives and found a posting from Mike Heins
> > (http://developer2.akopia.com/archive/interchange-users/2000/msg03202.html)
> > stating that he didn't know if the "expire" would work with this kind of
> > setup, but I didn't see any follow-ups to that. Does anyone know how to
> > expire the sessions if running in mysql mode?
> Hmm ... I think the easiest way would be to add a column to the sessions
> table of type TIMESTAMP, name "last_modified" or similar. In MySQL that
> would get updated to the current time every time the row's modified, then
> your session expiration would simply consist of somthing like:
> DELETE FROM sessions
> WHERE CURRENT_TIMESTAMP - last_modified > INTERVAL 4 hours;
> That's untested -- the exact syntax will depend on your version of MySQL.
Jon's right. That is what I did for expiration (although the syntax doesn't
come to mind, either).
Dan Browning, Kavod Technologies, <db at kavod.com> 360.843.4074x217
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