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DROP TABLE Command: When an existing object is not needed for further use, it is always better to eliminate it from the database. To remove the existing object from the databas
What exactly is the concept of Functional Dependencies? And how do we associate this concept with the logic of Super-keys, Candidate Keys, etc? Given Relation R(A,B,C,D,E) with de
What are shortcomings in structured approach? Structured methodology treats data and their behaviours separately, and this makes it harder to isolate changes. If changes are re
Define blocks? The database system resides eternally on non-volatile storage, and is into fixed-length storage units known as blocks.
how many hourse have been spent on a certain project
I need web security expert , website management Project Description: i want professional for the below . website management server management database management
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
What is B-Tree? A B-tree eliminates the redundant storage of search-key values .It permits search key values to appear only once.
what do you mean by consistency in rdbms?
(a) Differentiate between information and data . (b) List and briefly explain five potential benefits of the database approach compared to conventional file systems. (c) Diff
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