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A comparative study of some relational databases for small computer systems
Başlık:
A comparative study of some relational databases for small computer systems
Yazar:
Aggarwal, Dhan Raj, author.
ISBN:
9780438054042
Yazar Ek Girişi:
Fiziksel Tanımlama:
1 electronic resource (128 pages)
Genel Not:
Source: Dissertation Abstracts International, Volume: 76-08C.
Advisors: John E. Jeacooke.
Özet:
Relational Database Management Systems have become popular in recent years due to their simplicity and transparency. There are many products (database packages) available in the market for micro and mini computers and nearly all of them claim to be relational. The chapter 1 classifies the Database Management Systems (DBMS) into four categories: File, Hierarchical, Network and Relational, showing the differences between them. It also describes the four packages selected for the study: INGRES, dBASE II, MicroRAPPORT and RL-1. The criteria used for comparison are given, namely, a case study, the technical specification of features, the utilities provided and any Limitations. In chapter 2, a "test" database, designed for the case study, is described. A set of 25 queries based on it are developed. Chapters 3, 4, 5 and 6 describe the features of INGRES, dBASE II, MicroRAPPORT and RL-1, respectively. The methodology of chapter 1 is applied to each system. In chapter 7, the features of the four systems are summarized and various measurements made are presented as an aid for comparison. The first measure assigns relative weights to the four features given in chapter 1 and raw scores to each of the four systems for each of the features. From this there is obtained a total score for each system compared to an ideal. The second measure is the number of key strokes needed for typical operations. Lastly a more subjective measure is given of the ease of use. The four systems are then reviewed and their merits and demerits are discussed. Finally recommendations concerning the four systems studied and any future database systems are made.
Notlar:
School code: 0547
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Yer Numarası | Demirbaş Numarası | Shelf Location | Lokasyon / Statüsü / İade Tarihi |
---|---|---|---|
XX(684484.1) | 684484-1001 | Proquest E-Tez Koleksiyonu | Arıyor... |
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