mysql grant all privileges to user identified by code example

Example 1: mysql grant all privileges to a user

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

Example 2: mysql grant all privileges to user from any host

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

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: how to add privilege in mysql user

CREATE USER 'newuser'@'localhost' IDENTIFIED BY 'password';