I would like to track the users who are connecting to one schema (say "Scott") and I am NOT interested in tracking the users who are connecting to other schemas in the database. So can I execute this trigger in "scott" schema (and not in sys or system)? I am new to the system level triggers and I would like to know your expert comments if there is any downside or server impact due to this system level trigger? Do I need to restart the DB server for the trigger to work?
create or replace trigger
AFTER LOGON ON DATABASE
insert into stats_user_log values(