In SQL. From this database https://www.db-book.com/university-lab-dir/sqljs.html

You are a new student in the Computer Science department, and you are taking CS-315 in the Spring semester of 2018 in section 1. You do not have an assigned grade yet (assign null as the grade value), as you have just started the course. Give the SQL statements necessary to add yourself to the student and takes relations.