how to give access to mysql user code example

Example 1: mysql create user

CREATE USER 'user'@'localhost' IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON * . * TO 'user'@'localhost';
FLUSH PRIVILEGES;

Example 2: mysql add user with all privileges

# First Login mysql shell..
sudo mysql -u root -p 
CREATE USER 'username'@'localhost' IDENTIFIED BY 'P4ssW0rd';
GRANT ALL PRIVILEGES ON *.* TO 'username'@'localhost';
FLUSH PRIVILEGES;

Example 3: grant all privileges mysql

/*
The GRANT statement is used to assign full control over specific database by providing all priviledge.
Follow below statement for assign priviledge to user
*/

Syntax: 
GRANT ALL PRIVILEGES ON database_name.* TO 'username'@'localhost';

Example 4: grant all priviledges to mysql user

/*
The GRANT statement is used to assign full control over specific database by providing all priviledge.
Follow below statement for assign priviledge to user
*/

Syntax: 
GRANT ALL PRIVILEGES ON mydb.* TO 'myuser'@'%' WITH GRANT OPTION;

/*
I hope it will help you.
Namaste
*/