a. All candidate keys are super key. True/False b. Establishing Foreign key helps in retrieving data faster. True/False
Posted: Fri May 20, 2022 4:42 pm
a. All candidate keys are super key. True/False b. Establishing Foreign key helps in retrieving data faster. True/False c. You can use shared locks to avoid deadlock issue. True/False d. Using % in the where clause speed up the query. True/False e. Order by is always associated with aggregation. True/False f. Tuples are fields whereas records are columns. True/False g. You can use the same field in multiple indexes unless it is a PK. True/False