SELECT user_id,
CONCAT(UPPER(LEFT(name , 1)),LOWER(RIGHT(name, LENGTH(name) - 1))) as name
FROM Users
ORDER BY
user_id ASC
RIGHT 말고 SUBSTRING으로 하면
SELECT user_id,
CONCAT(UPPER(LEFT(name , 1)),LOWER(SUBSTRING(name, 2))) as name
FROM Users
ORDER BY
user_id ASC