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need requirement analysis for database management of stock market
What is a database? Database - Basically in simple terms A database is a collection of inter related data and/or information stored so which it is available to several users
What is called query processing? Query processing refers to the range of activities included in extracting data from a database.
ERD Diagram of Medical Recruitment Agency?
Explain the function of Object model Object model describes the classes of objects in system, including their attributes and operations which they support. The analysis object
Consider the subsequent relation Professor (Pfcode, dept, head, time) It is assumed that (i) A professor can work in much more than one
A set of possible data values is called? A set of possible data values is called as domain.
explain various steps uses in evaluation and maintenance of MIS.
Explain hash file organization? Hash functions a) The distribution is uniform Hash functions assign each bucket the similar number of search -key values from the set of a
What is multiple relationship ?
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