Add New User to Database

(See sample log below)

mysql -u root -p
CREATE USER 'newuser'@'%' IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON database_name.* TO 'newuser'@'%';
flush privileges;

Log 1

admin@mysqlserver:/etc/mysql/mysql.conf.d$ mysql -uroot -p
Enter password:
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 6
Server version: 5.7.27-0ubuntu0.18.04.1 (Ubuntu)

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Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> CREATE USER 'newuser'@'192.168.1.5' IDENTIFIED BY 'password_here';
Query OK, 0 rows affected (0.00 sec)

mysql> GRANT ALL PRIVILEGES ON newuser.* TO 'myuser'@'192.168.1.5';
Query OK, 0 rows affected (0.00 sec)

mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)

mysql>

Log 2

mysql> CREATE USER 'newuser'@'192.168.1.5' IDENTIFIED BY 'password_here';
Query OK, 0 rows affected (0.08 sec)

mysql> GRANT SELECT ON fa.* TO 'newuser'@'192.168.1.5';
Query OK, 0 rows affected (0.00 sec)

mysql> GRANT SELECT ON parts.* TO 'newuser'@'192.168.1.5';
Query OK, 0 rows affected (0.00 sec)