Database Managment System
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The document provides an overview of database management systems, covering introduction, levels of abstraction, instances and schemas, and relational databases. It discusses key concepts such as physical, logical, and view levels, along with SQL, database design, entity-relationship models, and query processing. Additionally, it addresses transaction management and the roles of database users and administrators.
Database Managment System
- 2. Mohd. Saifuzzaman Department of CSE 2
- 3. Contents 1. Introduction about Database Management System 2. Levels of Abstraction 3. Instances and schemas 3
- 4. Database 4
- 5. Levels of Abstraction 1. Physical level How a record is stored 2. Logical level The relationships among the data SID : INT LNAME : VARCHAR FNAME : VARCHAR PHONE : CHARACTER GPA : DECIMAL 3. View level 5
- 6. Instances And Schemas 1. Physical Schemas 2. Conceptual Schema 3. External Schema 6
- 7. Contents 1. Relational Database 2. Data Manipulation Language 3. Data Definition Language 7
- 9. Contents 1. SQL 2. Database Design 3. Entity-Relationship Model 4. Object-Relational Data Models 9
- 10. SQL 10
- 12. Contents 1. XML 2. Storage Management 3. Query Processing 12
- 14. Contents 1. Transaction Management 2. Database Users and Administrators 3. Data Isolation and Integrity 14
- 15. Database Users and Administrators 15
- 17. Thank You 17