What is a database index?
A. A data structure used to speed up searches on a database table.
B. A special type of table used to store frequently accessed data.
C. A tool used for database administration.
D. None of the above.
Answer:A
What is a database index?
A. A data structure used to speed up searches on a database table. B. A special type of table used to store frequently accessed data. C. A tool used for database administration. D. None of the above.