[Dovecot] alternative storage taken from sql

[Pierre]

Hi list,

I'm looking for a simple way to define alternative storage (ALT parameter in mail_location)
from userdb query.
dovecot v2

Is there a simple way to handle this ?

Thanks a lot

Pierre

PS: I'm talking about this functionnality: http://wiki2.dovecot.org/Tools/Doveadm/Altmove