Changing cardinalities in a database is:
A)a common database design task.
B)a rare database design task, but does occur.
C)a database design task that never occurs.
D)is impossible to do, so a new database must be constructed and the data moved into it.

Question

Quizplus · Accepted Answer

Changing cardinalities in a database is a common task during the database design process, as requirements evolve or as a better understanding of the data relationships is developed.

Changing Cardinalities in a Database Is