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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 known as a search key? An attribute or set of attributes used to look up records in a file is known as a search key.
There are many simple and complex approaches to implement. These reports are based on some views or certain query. The following number of reports can be built. 1. The averag
What are partial, alternate,, artificial, compound and natural key? Partial Key: It is a set of attributes that can uniquely recognize weak entities and that are related to s
Describe the development process of Object oriented methods Object oriented methods have roots which are strongly anchored back in the 60s, functional and structured methods we
Distributed Database Management System
Fundamentals of Database Management 1. Explain the concept of Foreign Key. How a foreign key differs from a Primary Key? Can the Foreign Key accept nulls? 2. With a necess
What is the need for triggers? Triggers are useful mechanisms for alerting humans or for starting particular tasks automatically when particular conditions are met.
(a) Why did SAP introduce the extended star schema?
My cut off date is very soon in a Database subject and i dont know how to solve anything in it
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