AKTU Database Management System (BCS501) Notes & Study Material PDF – B.Tech 3rd Year Sem 5

Complete and exam-oriented Database Management System notes for AKTU B.Tech 3rd Year Semester V. Covers all 5 units with detailed DBMS concepts, ER modeling, relational algebra, SQL, normalization, transactions, recovery, distributed databases, concurrency control, diagrams, solved numericals, important questions and AKTU-pattern sample paper.

This comprehensive study material provides topic-wise, in-depth coverage of the BCS501 syllabus with diagrams, tables, solved examples, important questions and examination-oriented preparation material. The attached PDF contains 177 pages.

🎓 Course Details

• Subject: Database Management System
• Course Code: BCS501
• Year: 3rd Year
• Semester: V
• Session: 2025–26
• Credits: 4
• Course Type: Core Course
• Branches: CSE / Computer Science / Computer Engineering / Allied Branches

📚 Complete 5-Unit Coverage

🔹 UNIT I – Introduction & ER Modeling

Topics include:

• Database System Overview
• Database System vs File System
• Database System Architecture
• Data Models, Schemas & Instances
• Data Independence
• Database Languages & Interfaces
• DDL and DML
• Overall Database Structure
• Entity-Relationship Model
• ER Diagram Notation
• Mapping Constraints
• Super Key, Candidate Key & Primary Key
• Generalization
• Aggregation
• Extended ER Model
• Reduction of ER Diagrams to Tables
• Higher-Degree Relationships

🔹 UNIT II – Relational Model & SQL

Covers:

• Relational Data Model
• Integrity Constraints
• Entity & Referential Integrity
• Domain Constraints
• Relational Algebra
• Relational Calculus
• Tuple & Domain Calculus
• Introduction to SQL
• SQL Data Types & Literals
• SQL Command Types
• SQL Operators
• Tables, Views & Indexes
• Queries & Subqueries
• Aggregate Functions
• INSERT, UPDATE & DELETE
• Joins
• UNION, INTERSECTION & MINUS
• Cursors
• Triggers
• Procedures in SQL/PL-SQL

🔹 UNIT III – Database Design & Normalization

Includes:

• Functional Dependencies
• First Normal Form (1NF)
• Second Normal Form (2NF)
• Third Normal Form (3NF)
• Boyce-Codd Normal Form (BCNF)
• Inclusion Dependencies
• Lossless Join Decomposition
• Normalization using Functional Dependencies
• Multivalued Dependencies
• Fourth Normal Form (4NF)
• Join Dependencies
• Fifth Normal Form (5NF)
• Alternative Approaches to Database Design

🔹 UNIT IV – Transaction Processing & Distributed Databases

Topics include:

• Transaction Processing Concepts
• Transaction Systems
• Serializability
• Serializability of Schedules
• Conflict Serializability
• View Serializability
• Recoverability
• Recovery from Transaction Failures
• Log-Based Recovery
• Checkpoints
• Deadlock Handling
• Distributed Data Storage
• Distributed Concurrency Control
• Directory Systems

🔹 UNIT V – Concurrency Control Techniques

Covers:

• Need for Concurrency Control
• Locking Techniques
• Timestamp Ordering Protocols
• Validation-Based / Optimistic Protocol
• Multiple Granularity
• Multiversion Concurrency Control
• Recovery with Concurrent Transactions
• Oracle Database Case Study

⭐ What You Get

✅ 177 Pages Complete Study Material
✅ Complete 5-Unit Coverage
✅ Topic-wise Detailed Notes
✅ ER Diagrams & DBMS Architecture
✅ Relational Algebra & Calculus
✅ SQL Commands & Queries
✅ Joins, Views, Indexes & Triggers
✅ Functional Dependencies & Normalization
✅ 1NF, 2NF, 3NF, BCNF, 4NF & 5NF
✅ Transaction Processing
✅ Serializability & Recoverability
✅ Log-Based Recovery & Checkpoints
✅ Deadlock Handling
✅ Distributed Databases
✅ Concurrency Control Techniques
✅ Timestamp & Locking Protocols
✅ Oracle Case Study
✅ Solved Examples & Numericals
✅ Important Questions
✅ AKTU-Pattern Sample Question Paper