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Determine the benefits of Object oriented design
OOD also gives reusability, which saves time, costs and productivity gains through direct mapping to properties of Object-Oriented Programming Languages. OOD has been touted as next great advance in software engineering. It promises to decrease development time, reduce the resources and time required to maintain existing applications, to provide a competitive advantage to organizations which use it, and increase code reuse. While potential benefits and merits of OOD are real, excessive hype has leaded those to unrealistic expectations between executives and managers. Even software developers often miss subtle, but profound, dissimilarities between OOD and classic software development.
Extend your CREATE TABLE statement from problem 3 with referential integrity constraints. Updates and deletes on related rows are restricted. 6. From examination of the sample data
what is the relationship between receipt and owner entities in computer sales and service company
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To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
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what is RDBMS? how it works? good example.
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