Database Systems MCQ App Download | SQL Concepts and Queries PDF e-Book
Database Systems MCQs: Chapter 21
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To specify the number of fractional digits for seconds, a variant is used, known as
The join that do not preserve non matched tuples are called
Complex check conditions can be useful when we want to ensure integrity of data, but may be
A view is updatable, if any attribute's value can be set to null if it is not listed in the
The database system stores the query expression associated with the
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