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Explain Alternate key? Alternate Key - All the candidate keys except primary key are known as alternate keys.
What is meant by software and hardware RAID systems? RAID can be executed with no change at the hardware level, using only software modification. Such RAID implementations are
What is a database? At any given time, they're storing a tremendous amount of information - inventory, in the case of Amazon, messages and interrelationships in the case of Tw
The Database Approach In order to overcome the limits of a file system, a new approach was needed. Hence a database approach emerged. A database is a persistent collection of
Update or Modify operation alters the existing values. If these operations alter the value that is the foreign key also, the only check need is the similar as that of the Insert op
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
What is advantage of two-way association? Two-way association advantages are following: a) Independent of the classes. b) Useful for existing predefined classes that are
please give me introduction to full data in D B M S in a short assignment
Explanation on Data Sharing?
What is average response time? The average response time is that the average time for a transaction to be done after it has been submitted.
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