Introduction
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This document outlines the chapters for a database systems course, including database concepts and architecture, data modeling using entity-relationship diagrams, the relational data model, SQL, database design and normalization, query processing and optimization, transaction processing, concurrency control, database security, and distributed database systems. It also defines key database terms like data, information, fields, records, rows and files.
Introduction
- 1. CIT 3225: Database Systems Course Outlines Ch0: Introduction Ch1: Database System Concepts and architecture Ch2: Data modeling using the entity-relationship model Ch3: Relational data model concepts Ch4: Introduction to SQL Ch5: Database design concepts and Normalization Theory Ch6: Query processing and Optimization Techniques Ch7: Transaction Processing Concepts Ch8: Concurrency Control Techniques Ch9: Database Security and Authorization Ch10: Introduction to Distributed Database System
- 2. ◈ Database: Integrated collection of stored operational data used by the application systems of a particular enterprise. ★ Examples: Retail sector-department stores, Food outlets, Mass storage-weather records, Health industry - patient records, etc.
- 3. ◈ Data vs. Information ★Data: * Raw facts, concepts, characters, analog quantitie * A formalized manner suitable for communication or processing by humans. * Data items to supply some information about an entity. ★Information: Meaning that a human assigns to data by means of the known conventions used in their representation.
- 4. ◈ Data vs. Information Data Information
- 5. ◈ Field, Columns, Record, Row, File ★ ★