Database Systems Competitive Exam MCQs – Practice Test 5 (Chapter 15)
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Download Database Systems Study App (Free) with MCQ: "In result if we want to retain all duplicates, we must write"; with answers: join operator, join all operator, union operator, and union all operator. Solve DBMS for Competitive Exams Quiz Questions, download Google e-Book (Free Chapter) to enhance academic success.
MCQ 21: In result if we want to retain all duplicates, we must write:
MCQ 22: For renaming attributes, the as clause can appear in:
MCQ 23: A floating-point number, with precision can be initialized by type:
MCQ 24: The SQL DDL includes the schema for each relation and:
MCQ 25: SQL provides a way of renaming the attributes of a result relation, taking the form:
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