By Thomas M. Connolly
This best-selling textual content introduces the idea in the back of databases in a concise but complete demeanour, delivering database layout technique that may be utilized by either technical and non-technical readers. The method for relational Database administration structures is provided in easy, step by step directions along with a real looking labored instance utilizing 3 particular phases—conceptual, logical, and actual database design.
Background: Introduction to Databases; Database surroundings; Database Architectures and the internet. The Relational version and Languages: The Relational version; Relational Algebra and Relational Calculus; SQL: information Manipulation; SQL: info Definition; Query-By-Example (QBE). Database research and layout: Database procedure Lifecycle; Database research and the DreamHome Case examine; Entity–Relationship Modeling; superior Entity–Relationship Modeling; Normalization; complex Normalization. Methodology: Methodology—Conceptual Database layout; Methodology—Logical Database layout for Relational version; Methodology—Physical Database layout for Relational Databases; Methodology—Monitoring and Tuning the Operational process. Selected Database matters: Security and management; expert, felony, and moral matters; Transaction administration; question Processing. Distributed DBMSs and Replication: Distributed DBMSs—Concepts and layout; dispensed DBMSs—Advanced strategies; Replication and cellular Databases. Object DBMSs: Object-Oriented DBMSs—Concepts and layout; Object-Oriented DBMSs—Standards and Languages; Object-Relational DBMSs. Web and DBMSs: Web know-how and DBMSs; Semistructured info and XML. Business Intelligence applied sciences: Data Warehousing options; facts Warehousing layout; OLAP; facts Mining. Appendices: Users' specifications Specification for DreamHome Case learn; different Case experiences; replacement facts Modeling Notations; precis of the Database layout technique for Relational Databases; advent to Pyrrho—A Liteweight RDBMS. Web Appendices: File association and garage buildings; whilst Is a DBMS Relational?; advertisement DBMSs: entry and Oracle; Programmatic SQL; Estimating Disk area necessities; creation to Object-Orientation; instance internet Scripts.
This e-book is perfect for readers attracted to database administration or database layout.
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Additional resources for Database Systems: A Practical Approach to Design, Implementation, and Management
A crucial stage in the database system development lifecycle is the selection of an appropriate DBMS. This chapter discusses the process of DBMS selection and provides some guidelines and recommendations. Chapter 11 discusses when a database developer might use fact-finding techniques and what types of facts should be captured. The chapter describes the most commonly used fact-finding techniques and identifies the advantages and disadvantages of each. The chapter also demonstrates how some of these techniques may be used during the earlier stages of the database system lifecycle using the DreamHome case study.
3 Lease Details form used by Contracts Department. 4 The Lease, PropertyForRent, and Client files used by the Contracts Department. 5 File-based processing. We can find similar examples in other departments. For example, the Payroll Department stores details relating to each member of staff’s salary: StaffSalary(staffNo, fName, IName, sex, salary, branchNo) The Human Resources (HR) Department also stores staff details: Staff(staffNo, fName, IName, position, sex, dateOfBirth, salary, branchNo) 60 | Chapter 1 Introduction to Databases It can be seen quite clearly that there is a significant amount of duplication of data in these departments, and this is generally true of file-based systems.
It shows how to translate the logical data model developed during logical database design into a physical design for a relational system. The methodology addresses the performance of the resulting implementation by providing guidelines for choosing file organizations and storage structures and when to introduce controlled redundancy. Part 5: Selected Database Issues Part 5 of the book examines four specific topics that the authors consider necessary for a modern course in database management. Chapter 20 considers database security and administration.