Database Design Fundamentals for Software Engineers

This is a course for beginners to master database design, relational databases, and SQL to fully exploit the advantages of a modern database system.

Beginner

74 Lessons

Certificate of Completion

This is a course for beginners to master database design, relational databases, and SQL to fully exploit the advantages of a modern database system.

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Explanations

AI-POWERED

Explanations

This course includes

38 Playgrounds

17 Quizzes

This course includes

38 Playgrounds

17 Quizzes

Course Overview

Databases are universal - they underlie the technology you use every day. They're a crucial component of everything from telecommunications systems, banking systems, and video games to just about any other software system that maintains some amount of persistent data. In this course, you'll learn about the fundamental concepts of databases, why and when they're used, what relational databases are, and entity-relationship diagrams. You will also be exposed to techniques like normalization that help to incre...Show More

TAKEAWAY SKILLS

Sql

Database

Course Content

Introduction

This chapter explains the fundamental concepts of database design, contrasting modern systems with outdated file-based methods, highlighting their limitations.

What to Expect

Before the Advent of Databases

Disadvantages of File-Based System

Fundamental Concepts

This chapter covers key concepts of databases, including their management systems, essential characteristics, benefits, and role in effective data handling.

What is a Database?

Database management systems (DBMS)

An Example of a Database

Characteristics of the Database Approach

Benefits of the Database Approach

Quiz!

Data Modeling

This chapter emphasizes the importance of data modeling in structuring databases, and also covers schemas, data independence, and various DBMS classifications.

Introduction to Data Models

Schemas and Instances

The Three-Schema Architecture

Data Independence

Classification of Database Management Systems

Quiz!

Entity-Relationship Data Model

This chapter introduces the entity-relationship model for database design, covering entities, key attributes, and different types of relationships in detail.

Intro to Entity-Relationship Model

Entities, Entity Sets and Entity Types

Attributes

Keys

Relationships, Relationship Sets and Relationship Types

Degrees of Relationship Types

Binary Relationship Type Constraints

Attributes of Relationship Types

Weak Entity Types

Exercise 1

Solution to Exercise 1

Exercise 2

Solution to Exercise 2

The Relational Data Model

This chapter describes how relational data model outlines table structures, keys, integrity constraints, and operations.

Relational Model Concepts

Properties of a Table

Introduction to Database Keys

Integrity Rules and Constraints

Relational Database Schemas

Common Relational Database Operations

Quiz!

Functional Dependencies

4 Lessons

This chapter covers the importance of functional dependencies in database design, rules for inferring dependencies and representing them through diagrams.

Normalization

10 Lessons

This chapter describes how normalization is essential for reducing redundancies and ensuring data integrity, and covers the normal forms 1NF, 2NF, 3NF and BCNF.

Structured Query Language

24 Lessons

This chapter provides an in-depth exploration of SQL, covering data creation, manipulation, and aggregation, along with joins, and advanced querying techniques.

Conclusion

1 Lesson

This chapter presents a comprehensive overview of database design fundamentals, encouraging further exploration and practice in advanced topics.

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Front-end Developer

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DevOps Engineer

Souvik Kundu

Front-end Developer

Eric Downs

Musician/Entrepeneur

Anthony Walker

@_webarchitect_

Evan Dunbar

ML Engineer

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