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The need for three level architecture
The aim of the three level architecture is to divide each user's view of the database from the way the database is physically shown.
What is the way a particular application views the data from the database that the application uses? Sub schema is the way a particular application views the data from the data
The Enhanced Entity Relationship Diagram (ERD) produced with a drawing or case tool. Your EERD must use a ''standard'' notation style such as Crows Foot or Chen. Please note that t
projects?
The scenario You have been approached to design and implement a prototype of a distributed information system for a national car part retail outlet chain. The company comprises
please i request for your assistance in developing a case-based online phone repair
Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.
You have a friend that runs a motor bike club that holds racing events at various venues on weekends, on a monthly basis. Some venues are private race tracks and some are dirt trac
Explain the Cascadeless Schedule A cascadeless schedule is one in which for every pair of transactions Ti and Tj like that Tj reads a data item before written by Ti, the commit
why three level architecture had been developed/
Problem: a) Briefly describe what you understand by Client-Server environment b) The File Server is a simple form of Client-Server. Describe the principles of the File Serve
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