Quizzes de desarrollo web

Michael Widenius was one of the founders of MySQL.
False
True

UNIQUE and NOT NULL are contraints.
False
True

A primary key column can contain NULL values.
False
True

The HAVING statement must be used along with the GROUP BY statement.
False
True

This query retrieves the employees whose names end with h: SELECT * FROM employees WHERE name LIKE 'h%';
False
True