Relational Database Management System Mcqs
Page No. 37
The lowest level operator to access data in query processing is _______
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A sequence of primitive operations that can be used to evaluate a query are called as __________
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A relational algebra operation annotated with instructions on how to evaluate it is called _______
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Which of the following are steps in query processing?
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Which of the following joins preserves the tuples of the relation on the left side of the operator?
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Which of the following is not a set operation
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Overflow resolution is performed when,
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The splitting of input until each partition of the build input fits the memory is called as ______
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The ___________ merges the sorted relation with leaf entries of the secondary B+ tree index.
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