|
Title: Which of the following is not true about a NULL attribute? Post by: trancy on Feb 11, 2019 Which of the following is not true about a NULL attribute?
• On insertion, entering the data for that field is optional. • It is an important property of an attribute. • It must have a default value specified. • A primary key can't be NULL. Title: Which of the following is not true about a NULL attribute? Post by: blazeypooh on Feb 11, 2019 It must have a default value specified.
|