'File organizations' diaporamas de présentation

Database Systems

Database Systems. October 28, 2009 Lecture #6. Course Administration. Assignment #2: due next week. Video Browsing by Dragging Content (video, Toronto & INRIA; Aachen & Apple ). Reflection. How to design a database? Conceptual design: ER Model Logical design: Relational Model

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Database Systems

Database Systems. Nov. 6, 2012 Lecture #6. Course Administration. How did the midterm go? Assignment #4 will be on the course homepage this week (and due in 2 weeks). Under Pressure (Jon Froehlich, U. of Washington). Importance of visualization Importance of presentation. Reflection.

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Physical Database Design

Physical Database Design. Conceptual database design. The process of constructing a model of the information used in an enterprise, independent of all physical considerations.

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Chapter 16

Chapter 16. Methodology Physical Database Design Transparencies. Chapter 16 - Objectives. The purpose of physical database design. How to map the logical database design to a physical database design. How to design base relations for the target DBMS. 2. Chapter 16 - Objectives.

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Module 2 Database Installation and Configuration

Module 2 Database Installation and Configuration. Section 3: Database Design. Phase Of Database Design. DB Design. Conceptual Database Design The process of constructing a model of the information used in an enterprise, independent of all physical considerations Logical Database Design

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Chapter 10

Chapter 10. Methodology - Physical Database Design. Chapter 18, Appendix F in Textbook. Design Methodology Review. A structured approach that uses procedures, techniques, tools, and documentation aids to support and facilitate the process of design. Database Design Review.

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CHAPTER 16 Disk Storage, Basic File Structures, Hashing, and Modern Storage Architectures

CHAPTER 16 Disk Storage, Basic File Structures, Hashing, and Modern Storage Architectures. 16.1 Introduction. Databases typically stored on magnetic disks Accessed using physical database file structures Storage hierarchy Primary storage CPU main memory, cache memory Secondary storage

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Chapter 10

Chapter 10. Methodology - Physical Database Design. Chapter 18, Appendix F in Textbook. Design Methodology Review. A structured approach that uses procedures, techniques, tools, and documentation aids to support and facilitate the process of design. Database Design Review.

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Lecture 9

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Chapter 18

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Yunsheng Liu

V. Data Storage Management. Yunsheng Liu. Software College, HUST 2007. 11. Data satisfying request. CPU. Request for data. Cache. Primary storage. EEPROM. Main Memory. Fresh Memory. Magnetic Disk. Secondary storage. CD-ROM. Optical Disk. Magnetic Tape. Tertiary storage.

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File Organizations and Indexing

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File Organizations and Indexing

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CS 222/CS122C: Principles of Data Management Lecture #4 Catalogs, File Organizations

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File Organizations and Indices

File Organizations and Indices. Unordered (Heap) Files. Simplest file structure: contains records in no particular order; default in many systems. As file grows and shrinks, disk pages are allocated and de-allocated. To support record-level operations, we must:

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