Basic Course

JOINs in MS SQL Server

Review and deepen your knowledge of T-SQL JOINS with this set of 93 great, interactive exercises. Practice the most popular and less common ways of getting data from multiple tables in MS SQL Server.

4.82 ★★★★★ ★★★★★ (3100 ratings)

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Time to complete 10 h

Coding challenges 93

Skills you will gain

  • JOIN and select data from more than one table
  • Discover how to JOIN many tables in a single query
  • Understand how to use LEFT JOIN, RIGHT JOIN, and FULL JOIN
  • Learn to correctly filter data with different kinds of JOINs
  • Discover h to JOIN a given table with itself
  • Learn how to JOIN tables on non-key columns
  • Delve into the interesting topic of non-equi JOINs.

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Description

Are you working with data? The ability to use JOINs will definitely come in handy. This is one of the most basic and useful functions of the SQL language. If you want to work freely with databases and harness the full potential of MS SQL Server, you should learn JOINs. Expand your skill set with SQL JOINS. This will allow you to combine data from multiple tables and much more.

Cover image for the course 'JOINs in MS SQL Server'

This course covers all important types of SQL JOINs that are widely used by SQL users to query Microsoft SQL Server on a daily basis.

We have created this interactive course for people who already have, at least, a very basic level of SQL experience. We assume you know how to write simple queries to select data from one table. If you're completely green and don't know what we're talking about, take the SQL Basics in MS SQL Server first and come back here later. If you already know the basics of SQL, don't hesitate to start having fun with JOINs now.

What Do You Need to Take This Course?

Just a web browser and an Internet connection.

This Course Will Teach You:

  • JOINing and selecting data from more than one table
  • How to JOIN many tables in a single query
  • How to use LEFT JOIN, RIGHT JOIN, and FULL JOIN
  • How to correctly filter data with different kinds of JOINs
  • How to join a given table with itself
  • How to join tables on non-key columns

You'll also delve into the interesting topic of non-equi JOINs.

Who Should Take This Course?

  • Analysts who use relational databases
  • Students taking courses in relational databases
  • Beginning programmers interested in SQL
  • Business database users who want to improve their querying skills
  • Anyone who wants to improve or practice their knowledge of SQL JOINs

Table of contents

Course progress 0%

Exercises completed 0/93

  1. Recap of SQL JOIN types

    0/21

    Review the most common types of JOINs. Practice JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN and others.

  2. Multiple JOINs

    0/13

    Refine your joining skills. Exercise joining more than two tables in one SQL query.

  3. Joining a table with itself

    0/12

    Learn how to join SQL table with itself.

  4. Non-equi JOINs

    0/29

    Practice joins with less common conditions: non-equi JOINs and joins between non-key columns.

  5. Challenge

    0/18

    Check your knowledge in the challenge.

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4.82/5

★★★★★ ★★★★★ (3100 ratings)

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