Is it possible in MNESIA

[Suresh S]

sir,

here is there is any functionality in mnesia such that

when ever a record is updated we can execute any call
back function,

like trigger function 

on each trasaction of mnesia tables 

is it possible in mnesia 

please let me know 

thanking u

________________________________________________________________________
Missed your favourite TV serial last night? Try the new, Yahoo! TV.
       visit http://in.tv.yahoo.com