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What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
What is assertion? Mention the forms available. An assertion is a predicate expressing a condition that we wish the database always to satisfy. Domain integrity constraints.
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
.#question. Discuss the problem which may arise during concurrency control and recovery in distributed database which are not encountered in controlized database environment.
Explain briefly concurrent task by taking an example. Concurrent Task- The concurrent occurrence of more than one event is called concurrent task. Operating systems can handl
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
With the help of a suitable diagram gives module wise explanation of system architecture of DBMS.on..
Scenario: You are a freelance database designer who has just been contacted by a small software development company named Altair Software. The president of the company has asked
What is the use of Union and intersection operation? Union: The result of this operation contains all tuples that are either in r1 or in r2 or in both r1 and r2.Duplicate tuple
. Ashutosh Dubey who is the director of Gyan Gurukul want a three-level schema architecture for the Gyan Gurukul Company that provide better security also design a data abstraction
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