Question: Explain how to change the minimum cardinality when a child that was required to have a parent is no longer required to have one.

Explain how to change the minimum cardinality when a child that was required to have a parent is no longer required to have one.

Step by Step Solution

3.32 Rating (167 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

First drop the foreign key constraint Second alter the colum... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Database Processing Fundamentals Questions!