Recursive Views Quiz Questions and Answers PDF Download eBook p. 178
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"Any recursive view must be defined as the union of subqueries of number", recursive views Multiple Choice Questions (MCQ) with choices three, two, four, and five for online SQL language certification. Learn advanced sql questions and answers with free online certification courses for computer information science.
Quiz on Recursive Views PDF Download eBook
MCQ: Any recursive view must be defined as the union of subqueries of number
- Two
- Three
- Four
- Five
A
MCQ: The associated number of parallel execution servers with a single operation is called its
- Degree of parallelism
- Degree of dependency
- Degree of dimension
- Degree of direction
A
MCQ: SQL allows subqueries wherever an expression returning a value is permitted, provided the subquery returns
- Single attribute
- One tuple
- Single value
- Both A and B
D
MCQ: A relation schema consists of a list of attributes and their corresponding
- Variables
- Instances
- Domains
- Tuples
C
MCQ: The relationship of specialization may also be known as a/an
- Subclass-superclass relationship
- Superclass-subclass relationship
- Higher-level relationship
- Lower-level relationship
B