1. Lära sig
    2. /
  2. Courses
    3. /
  3. Introduction to Relational Databases in SQL
Connected

exercise

What happens if you try to enter NULLs?

Execute the following statement:

INSERT INTO professors (firstname, lastname, university_shortname)
VALUES (NULL, 'Miller', 'ETH');

Why does this throw an error?

Instruktioner

50 XP

Möjliga svar