What are the ids of all students for courses and what are the names of those courses?
SELECT T1.student_id ,  T2.course_name FROM student_course_registrations AS T1 JOIN courses AS T2 ON T1.course_id = T2.course_id
Tüm öğrencilerin kurslar için kimlikleri nelerdir ve bu derslerin isimleri nelerdir?