mysql select users and grants code example

Example 1: display users in mysql

#display all user data
select * from mysql.user;
#display username and host
select user, host from mysql.user;

Example 2: mysql users and privileges list

SELECT * FROM information_schema.user_privileges;
SELECT CONCAT('SHOW GRANTS FOR ''',user,'''@''',host,''';') FROM mysql.user;
SHOW GRANTS FOR 'my_user'@'localhost';