Aucun privilège pour créer des bases de données phpmyadmin

cd /etc/mysql
sudo nano debian.cnf
Just look - don't change anything!
[mysql_upgrade]
host     = localhost
user     = debian-sys-maint       <----use this user
password = s0meRaND0mChar$s       <----use this password
socket   = /var/run/mysqld/mysqld.sock
Tame Trout