Database-Management-System Archives - Page 45 of 162

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August 29, 2024

Database-Management-System

Question 235 When retrieving data in a particular table in PostgreSQL, we use the ______ statement. A \dt B ORDER BY C SELECT FROM D \i […]

August 29, 2024

Database-Management-System

Question 27 A database table T1 has 2000 records and occupies 80 disk blocks. Another table T2 has 400 records and occupies 20 disk blocks. These […]

August 29, 2024

Database-Management-System

Question 236 What is meant by the following relational algebra statement : STUDENT × COURSE? A Compute the natural join between the STUDENT and COURSE relations […]

August 29, 2024

Question 33 Domain constraints, functional dependency and referential integrity are special forms of ______. A Foreign key B Primary key C Assertion D Referential constraint Database-Management-SystemFunctional-DependencyNIC-NIELIT […]