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Database Systems MCQs
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"Aggregate functions can operate over multiple occurrences of a value, known to be" Multiple Choice Questions (MCQ) on algebra operations in dbms with choices multisets, multidata, multivalue, and multirelation for computer software engineer online degree. Solve algebra operations in dbms quiz questions for merit scholarship test and certificate programs for 2 year computer science degree.
Aggregate functions can operate over multiple occurrences of a value, known to be
The second extended relational-algebra operation is the
The operations with the ability to express queries that cannot be expressed by the basic relational-algebra operations, is known as
The aggregate function that returns the number of the elements in the collection is known as
The operation that takes both the left and right outer join operations, is known as