Database Management Systems

Description:
Understand how to design, create, and manage databases for efficient data storage and retrieval.

Learning Objectives:

  • Learn relational database concepts

  • Understand database schema and normalization

  • Write SQL queries for data manipulation

  • Manage transactions and database security

Detailed Content:

5.1 Relational Databases

  • Tables, rows, columns, primary keys.

  • Relationships between tables.

5.2 Entity-Relationship Diagrams

  • Visual representation of data and relationships.

5.3 SQL Basics

  • SELECT, INSERT, UPDATE, DELETE.

  • Filtering with WHERE.

  • Sorting with ORDER BY.

5.4 Joins and Subqueries

  • Combine data from multiple tables.

  • Nested queries for complex data retrieval.

5.5 Normalization

  • Process to reduce data redundancy.

  • Forms: 1NF, 2NF, 3NF.

5.6 Transactions

  • ACID properties ensuring reliable processing.