1.

select distinct dept_namefrom institute; What does the above query do?

A. It gives all the tuples having a distinct dept_name
B. It gives the dept_name attribute values of all tuples without repetition
C. It gives all the dept_name attribute of all the tuples
D. It gives all the tuples having a null value under the dept_name attributeView Answer
Answer» C. It gives all the dept_name attribute of all the tuples


Discussion

No Comment Found