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What is a Name?
A user-supplied name is used for identity. This form of identity is used for files in file systems. The user gives every file a name that uniquely identifies it, regardless of its contents.
what is bogus empowerment. And what is genuine empowerment
i want to database for online assignment submission system
Relational and E-R Model There are three types of constraints on relational database that have: DOMAIN CONSTRAINT PRIMARY KEY CONSTRAINT INTEGRITY CONSTRAINT
Distributed And Client Server Databases Introduction This unit tells the distributed database systems which are primarily relational and one important execution model: the
Explain how you can define an object model of a system. A list of terms that shall be used by end users to describe state and behaviour of objects in system. Different use
What are the responsibility of File manager? File Manager : Manager allocation of space on disk storage and the data structures used to represent within stored on disk. It is a
why shadow copy technique is used?
It defines that the tuple in one relation that refers to another relation must refer to an existing tuple in that relation. This constraint is states on two relations (not essentia
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
The insertion of a tuple in the aim of reference does not cause any destruction. Though, insertion of a tuple in the relation in which, we has the foreign key, for instance, in ASS
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