Database Systems MCQs – Practice Test 34 (Chapter 15)
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Download the Introduction to SQL Learning App (Android & iOS): To insert data into a relation, we specify a tuple to be; MCQ with answers: processed, retrieved, tested, and inserted. Practice Application Security Quiz Questions, download Apple Book (Free Chapter) to manage study schedules.
MCQ 166: The correlation name in the SQL standard, is commonly referred to as a:
MCQ 167: To insert data into a relation, we specify a tuple to be:
MCQ 168: SQL includes a feature for testing whether a subquery has any:
MCQ 169: SQL allows us to use the comparison operators to compare:
MCQ 170: The output of the query:
select avg (salary)
from instructor
where dept name='Comp. Sci.';
:
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