#Database System Wk4

Database System Wk4

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12.1 What are the origins of the object-oriented approach? 12.7 What is the difference between persistent and transient objects? How is persistence handled in typical OO database systems? 12.21 What is meant by the type orthogonality of OQL? Chapter 13 # 13.3 What are the differences between the use of tags in XML versus HTML? … Read more