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.

1. DATABASE
MANAGEMENT
SYSTEM
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2. Mohd. Saifuzzaman
Department of CSE
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3. Contents
1. Introduction about Database Management System
2. Levels of Abstraction
3. Instances and schemas
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4. Database
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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
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6. Instances And Schemas
1. Physical Schemas
2. Conceptual Schema
3. External Schema
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7. Contents
1. Relational Database
2. Data Manipulation Language
3. Data Definition Language
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8. Relational Database
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9. Contents
1. SQL
2. Database Design
3. Entity-Relationship Model
4. Object-Relational Data Models
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10. SQL
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11. Entity-Relationship Model
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12. Contents
1. XML
2. Storage Management
3. Query Processing
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13. Query Processing
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14. Contents
1. Transaction Management
2. Database Users and Administrators
3. Data Isolation and Integrity
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15. Database Users and Administrators
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16. Any Question ?
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17. Thank You
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