Which of the following constitutes a basic set of operations for manipulating relational data?

Related MCQs

• Which of the following is not a relational algebraic operation that is developed specifically for the relational databases?
• Which of the following is not a relational algebraic operation that is not form the set theory?
• Working with data in the data cache is many times faster than working with data in the data files because ____.
• Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?
• In the relational model, relationships between relations or tables are created by using:
• Which of the following operations need the participating relations to be union compatible?
• The ____ is used as a temporary storage area for ORDER BY or GROUP BY operations, as well as for index-creation functions.
• What separates the physical aspects of data storage from the logical aspects of data representation?
• What scheme defines how and where the data are organized in a physical data storage?
• …………….is a best source of data for a data mining operation