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Hierarchical model is also known by?
A hierarchical model is also known as a Tree structure.
Explain the integrity constraints: Not Null, Unique, Primary Key with an example each. Is the combination 'Not Null, Primary Key' a valid combination. Justify. Not Null - Shou
State the Steps of Object Design Object design is a very iterative process in which various classes, relationships among objects are added when you move from one level to
Wait-die" scheme : The idea is based on non-preventive method. It is based on a simple rule: If Ti requests a database resource that is held by T
Define hot swapping? Hot swapping permits the removal of faulty disks and changes it by new ones without turning power off. Hot swapping decreases the mean time to repair.
what are the limitations of dbms?
i need to implememnt a treee based mining algorithm. do you have an expert that can do that?
Hardware failure : Hardware failures are the failures when some disk or hardware chip fails. This may result in loss of data. One such trouble can be that a disk gets damaged and
what benefit can a company gain by managing its own infrasture and services
Explain the ANSI SPARC architecture The three-schema architecture is as well known as ANSI SPARC architecture. The aim of the three-schema architecture is to separate the user
Define the term Domain. For each n every attribute there is a set of permitted values known as the domain of that attribute.
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