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Define object-relational systems?
Systems that give object-oriented extensions to relational systems are known as object-relational systems.
what is lossless & dependency preserving decomposition ?
A step-wise distributed database design methodology Following is a step-wise methodology for distributed database design. (1) Examine the nature of distribution. Find out wh
define locking in simple language and decribed it
What are the reasons for having variable length records? What are the various ways to store variable length records? Variable-length records arise in a database in various wa
A database administrator''s responsibilities and data contents
Authorisation Authorisation is the culmination of the administrative policies of the organisation. As the name shows, authorisation is a set of rules that can be used to verif
Identify the need and use of data control through problem solving, illustration
Isolation or Independence : The isolation property shows that the updates of a transaction should not be visible till they are committed. Isolation assurance that the progresses of
how to implement mid square hashing?
Data Fragmentation "Fragmentation includes decomposing the data in relation to non-overlapping component relations". Why do we require fragmenting a relation?
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