MYSQL Regular Expressions!! Learn Them! HERE!!!! DO IT NOW!!!

SELECT * FROM users WHERE email NOT REGEXP ‘^[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9]@[a-zA-Z0-9][a-zA-Z0-9._-]*[a-zA-Z0-9]\.[a-zA-Z]{2,4}$’