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What is Hierarchical DBMS
In HDBMS, data is structured in a tree like manner. There is a parent-child relationship between data items and the data model is very suitable for representing one-to-many relationship. To access the data items, some type of tree-traversal techniques are used, such as preorder traversal.
Problem: A DBMS built for Online Transaction Processing (OLTP) is usually regarded as unsuitable for data warehousing. Each system is designed with a different set of requireme
explain ANSI SPARC architecture
Ask question #MinimRead Dennis et al. Chapter 6: Minicase 2. Work through it and answer the questions. See the attached example. SequenceDiagram.png Based on the structural mod
Benefits and limitations
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Determine the Disadvantages of file based systems Some of the disadvantages of file based systems are like this: Data redundancy and inconsistency: the dissimilar applic
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