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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 for different purposes.
Design a gennalization and specialization hierarchy for an automobile sales company
Problem 1 Why are the operational system keys not recommended for forming data warehouse primary keys? Give any two examples 2 Explain the following performance tuning techn
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 a relation ? Relation - A relations is a named two-dimensional table of data. Mathematically, a relation can be described as a subset of the cartesian product of a lis
wrie a report on whether a BSc n information systems develops the skills required by employers in Database administration
What is nested relational model? The nested relational model is an extension of relational model in which domains might be either atomic or relation valued.
Consistency error : These errors happen due to the inconsistent state of database caused may be due to wrong implementation of commands or in case of a transaction abort. To overc
Illustrate how you can use QBE to perform logical AND and OR operation
examples of fields in a database
Explain in details about Data Sharing
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