To be considered minimally relational, the DBMS must support the key relational operators _____, PROJECT, and JOIN.
A) INTERSECT
B) UNION
C) DIFFERENCE
D) SELECT

Question

Quizplus · Accepted Answer

The minimal set of key relational operators that a DBMS must support to be considered minimally relational includes SELECT, PROJECT, and JOIN. INTERSECT, UNION, and DIFFERENCE are optional operators that are commonly supported by many relational databases, but they are not considered essential in the minimal relational model.

To Be Considered Minimally Relational, the DBMS Must Support the Key