On Sun, Nov 2, 2014 at 1:25 PM, Jorge Bastos <mysql.jorge(a)decimal.pt> wrote:
> Is there a way to change this option for all existing users, like some text
> that I could change via SQL.
Have a look at bin/moduserprefs.sh:
$ bin/moduserprefs.sh --delete message_sort_col
~Thomas