This SQL Full Course is a comprehensive guide to learning SQL, covering both beginner and advanced topics. In this 2-hour tutorial, you will gain a solid understanding of SQL joins, subqueries, set operations, window functions, and data manipulation techniques. Whether you are new to SQL or looking to enhance your skills, this course provides a structured approach to mastering essential SQL concepts.
🧑💻 Why Watch This SQL Full Course?
This course explains the fundamentals of SQL in a clear and structured way. It covers SQL joins such as INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN, and CROSS JOIN. Advanced topics like subqueries, Common Table Expressions (CTEs), and window functions are also included. You’ll also learn about set operations like UNION, INTERSECT, and EXCEPT, with real-world examples using datasets such as the World Leaders Database and the European Soccer Database. The course includes hands-on exercises to help you practice and apply what you’ve learned.
🧠 What You’ll Learn in This SQL Tutorial:
You will learn how to perform SQL joins to combine data from multiple tables, use subqueries for filtering and restructuring data, and apply window functions to calculate rankings and running totals. The course also teaches how to optimize SQL queries using Common Table Expressions (CTEs) and demonstrates real-world data analysis examples to reinforce key concepts.
Video Highlights 📕
00:00 Introduction
00:24 Inner Joins
04:48 Defining Relationships
07:49 Multiple Joins
11:15 Left and Right Joins
15:03 Full Joins
17:44 Cross Joins
19:26 Self Joins
22:00 Set Theory
26:20 Using Intersect
29:18 Using Except
30:45 Semi Joins & Anti Joins
34:50 Subqueries in Select and Where
37:25 Subqueries inside From
39:40 Joining Data Wrap-Up
40:52 We'll take the CASE
45:19 In CASE things get more complex
50:00 CASE WHEN with aggregate functions
54:38 WHERE are the Subqueries?
59:28 Subqueries in FROM
1:03:27 Subqueries in SELECT
1:07:26 Subqueries everywhere! And best practices!
1:11:39 Correlated subqueries
1:16:00 Nested subqueries
1:19:56 Common Table Expressions
1:23:58 Deciding on techniques to use
1:28:10 It's OVER
1:32:33 OVER with a PARTITION
1:35:57 Sliding windows
1:39:12 Data Manipulation Wrap-Up
✅ Who Should Watch
This course is suitable for beginners who want to build a foundation in SQL, intermediate users looking to expand their knowledge, and professionals in data analysis, data engineering, or database management.
🔗 Complete the Supplementary Course Exercises on DataCamp!
Course - Joining Data in SQL: https://www.datacamp.com/courses/joining-data-in-sql
Course - Data Manipulation in SQL: https://www.datacamp.com/courses/data-manipulation-in-sql
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