diff --git a/hosts/scripts/mysql_backup.sh b/hosts/scripts/mysql_backup.sh
index 874b6c6..07d21c2 100755
--- a/hosts/scripts/mysql_backup.sh
+++ b/hosts/scripts/mysql_backup.sh
@@ -101,6 +101,14 @@
 ## -    on command line.
 ## -
 ## -
+## - MariaDB > 10.3  or installed from debian package system:
+## -
+## -  mysql -u root -S /var/run/mysqld/mysqld.sock -N -s -e "CREATE USER 'backup'@'localhost' IDENTIFIED BY 'backup'"
+## -   
+## -  mysql -u root -S /var/run/mysqld/mysqld.sock -N -s -e "GRANT USAGE ON *.* TO 'backup'@'localhost'"
+## -
+## -  mysql -u root -S /var/run/mysqld/mysqld.sock -N -s -e "GRANT SELECT, SHOW VIEW, EVENT, LOCK TABLES, RELOAD, REPLICATION CLIENT ON *.* TO 'backup'@'localhost'"
+## -
 ## - !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 
 err_Log=${LOCK_DIR}/mysql.err.log