Which of the following may require the database engine to perform a full scan on every record of the database?
A)invalid constraints
B)too many triggers
C)no index is defined
D)no secondary key

Question

Quizplus · Accepted Answer

When no index is defined, the database engine may have to perform a full scan on every record of the database to retrieve the requested data. This can significantly slow down the performance of the database.

Which of the Following May Require the Database Engine to Perform