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Removing a Synonym: DROP SYNONYM D30;
What is meant by heuristic optimisation?Discuss the major heuristics that are applied during query optimisation.
A collection of a same kind of entities is known as an Entity Set or entity type. Example: For the COLLEGE database defines earlier objects of concern are Students, Faculty,
explain exhausitively the problems associated with er diagrams with ellustrations
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
What is the way a particular application views the data from the database that the application uses? Sub schema is the way a particular application views the data from the data
What are audit trails? An audit trail is a log of all alters to the database along with information like which user performed the change and when the alter was performed.
Explain the difference between the three storage types - volatile, non volatile and stable. Ans: Volatile storage: if storage media loses data while power goes off,
List the types of authorization. A) Read authorization B) Write authorization C) Update authorization D) Drop authorization
Determine the minimal set of functional dependencies for the following data. This table is part of the OHSU database of extracurricular activities and tracks the DMICE band's co
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