Introducing SQL and Relational Databases Beginning SQL: Core Concepts

  • Allen Taylor

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Start on the road to mastery of SQL and databases: two of the most important topics in IT. In this video, SQL expert Allen G Taylor covers the basics of SQL. Part 1 explains where SQL came from, why data should be organized, and the value of databases as a tool. Part 2 is an overview of the relational model, and explains the concept of functional dependencies and the role of keys in a database table. Part 3 explores the data processing chain and DBMS. Finally, Part 4 describes entity-relationship models and how they operate within existing business rules.

After watching Introducing SQL and Relational Databases, you will understand how SQL and databases work and be ready for Allen Taylor’s next video demonstrating how to build and maintain a basic database.

What You Will Learn

  • Discover the importance of the relational database model

  • Become comfortable with the terminology used by database practitioners

  • Work with the structure of relational databases

  • Avoid data anomalies using normalization

Who This Video Is For

Programmers who are new to databases, as well as non-programmers who must retrieve information from databases.

About the Author

Allen Taylor

Allen Taylor, a 30-year veteran of the computer industry, is an internationally best-selling author, educator, consultant, and speaker on technology and society. Widely regarded as an expert on database technology, he has written twenty books, including SQL for Dummies, Database Development for Dummies, SQL Weekend Crash Course, and Crystal Reports 9 for Dummies. He teaches an e-course on database development through a network of over 1,000 community colleges and adult education institutions, as well as teaching digital circuits at Portland State University.


About this video

Allen Taylor
Online ISBN
Total duration
55 min
Copyright information
© Allen G. Taylor 2019

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Video Transcript

Speaker: In this course, I’ll introduce you to SQL and to the Relational Databases that SQL operates on. I’ll give you a little history so that you’ll see the context within which SQL was developed. People have been storing and using data for a long time, but it has only been relatively recently that they’ve been storing large quantities of data in an easily retrievable form. That easily retrievable form is the Relational Database.