如何从MySQL中的不同表中加入2个值

Question

I'm a beginner in MySQL, so I need help. I want to get values of name column from table role to show it together with information from users instead id_role . How can I realize it? What should the query I write? Can you attach the link with solve?

The picture for explanation.

Answer 1

Read more here about SQL JOINS

SELECT users.*, role.*
FROM users
INNER JOIN role ON users.id_role = role.id;

Answer 2

尝试左加入

SELECT `users`.*,`role`.name as role FROM `users` LEFT JOIN `role` ON `users`.id_role= `role`.id