Normalization examples with solutions
[DOC File]Answers to Selected Questions and Problems
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Normalization is a process for evaluating and correcting table structures to minimize data redundancies, thereby reducing the likelihood of data anomalies. 3. A table is in second normal form (2NF) when it is in 1NF and includes no partial dependencies; that is, no attribute is …
[DOC File]COP5992 Quiz 1 September 1, 2004 Name
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Specific examples might be the choice of viewpoint, the use of transparency, or the separation of certain groups of objects. • Selection. How will you handle a large number of attributes and data objects? ... normalization by decimal scaling: The range is (-1,1). .
[DOC File]Chapter 5 Logical Database Design and the Relational Model
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Preview the steps in normalization using Figure 5-23. You will want to use this figure again to summarize normalization at the end of your discussion. Discuss the concepts of functional dependencies, determinants, and candidate keys. Start with your own examples on the board, then have your students give additional examples.
[DOC File]Chapter 1 Solutions
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Additional entities and/or attributes: Answers will vary greatly. A Jails entity is an example of a possible additional entity. Image items, such as a criminal photo and fingerprints, are examples of additional attributes that might be required. Oracle 12c SQL, ISBN: 9781305251038. Ch. 1 1. City Jail Database E-R Model. Sentence_ID. Criminal_ID ...
[DOC File]CHAPTER 1
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Normalization starts with the assumption that everything is initially stored in one large table. A set of rules is followed to decompose that initial table into a set of normalized tables. The objective is to produce a set of tables in third-normal form (3NF) because such tables are …
[DOC File]Towards a Theory of Normalization for Multimedia Databases
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The normalization of multimedia databases needs to account for many new issues as opposed to alphanumeric databases. Many different types of complex data need to be analysed. In this paper we describe a general purpose framework to define normal forms in multimedia databases.
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