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The Top 6 Coding Platforms to Improve Your SQL Skills

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Best SQL Coding Platforms 2023

Best SQL Coding Platforms 2023

SQL, or Structured Query Language, is an essential skill for professionals in the tech industry. It is used to manage and manipulate data in databases and is a common requirement for data analysis, software development, and business intelligence jobs.

With the increasing demand for professionals with SQL skills, it is essential to have a solid understanding of the language and to practice regularly. Many coding platforms are available for practicing SQL, each with its features and exercises.

Throughout this article, we will discuss these platforms and highlight the pros and cons of each, as well as provide examples of exercises that can be completed on each platform. By the end of this article, you'll better understand which platform best suits your learning style and needs.

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Image made in Canva

1. SQL Fiddle

SQL Fiddle is a web-based tool that allows users to test and share SQL queries. It supports multiple database engines, including MySQL, PostgreSQL, and Oracle, and provides a simple and user-friendly interface.

One of the main advantages of using SQL Fiddle is its ability to test SQL queries across multiple database engines. This makes it an excellent option for developers who work with different databases or are trying to learn a new one. Additionally, it allows you to quickly test and share your queries with others, which can be helpful for collaboration or getting help with a problem.

On the other hand, SQL Fiddle provides few pre-defined exercises or challenges, so users may need to create their practices or find external resources. Also, it may not be suitable for more complex queries or performance testing.

To get started with SQL Fiddle, users can create a new fiddle and select the database engine they want to use. Then, they can enter their SQL query into the editor and run it to see the results. Some examples of exercises that can be completed on SQL Fiddle include:

  • Writing a query to select all columns and rows from a table
  • Writing a query to join two tables
  • Writing a query to perform a calculation on a column
  • Writing a query to group data by a specific column

SQL Fiddle is a great platform for beginner and intermediate users who want to test and share SQL queries across multiple database engines.

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Image made in Canva

2. SQL Bolt

SQL Bolt is a free, interactive platform that offers a variety of SQL exercises and quizzes. It is designed for beginners and intermediate users who want to learn and practice SQL.

  • Pros:
    • The platform offers a variety of exercises and quizzes to help users practice and test their understanding of SQL concepts.
    • It also provides clear explanations of the exercises and quizzes, making it easy to learn from mistakes.
    • It supports multiple database engines, including MySQL, PostgreSQL, and SQLite.
  • Cons:
    • The platform does not offer any advanced features for performance tuning or troubleshooting.
    • It also does not provide any real-world scenarios or projects.

Users can visit the website to start using SQL Bolt and choose a lesson or quiz to complete. The platform offers a variety of exercises and quizzes covering different SQL concepts, such as SELECT statements, JOINs, and more. Some examples of activities that can be completed on SQL Bolt include:

  • Selecting data from a table
  • Filtering data using a WHERE clause
  • Sorting data using an ORDER BY clause
  • Joining tables using a JOIN clause

SQL Bolt is an excellent platform for beginners and intermediate users who want to learn and practice SQL. It's interactive, easy to use, and offers a variety of exercises and quizzes to help users master the language.

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Image made in Canva

3. SQL Zoo

SQL Zoo is a fantastic resource for learning SQL. It's a website that offers a variety of tutorials and exercises to help you master the SQL language. The tutorials are broken down into small, manageable chunks and include interactive activities that allow you to practice what you've learned.

One of the most significant advantages of SQL Zoo is its interactive exercises. These exercises are designed to help you get a better understanding of how SQL works and to give you practice with the language. They're also a great way to test your knowledge of the concepts covered in the tutorials. Additionally, the website provides a variety of tutorials to cover different SQL topics, making it an excellent resource for beginners and intermediate users.

On the downside, SQL Zoo doesn't offer any resources to help you with more advanced SQL topics or performance tuning. Also, the platform is limited to just one database engine (MySQL), which may not be suitable for users who work with different databases.

To get started with SQL Zoo, visit the website and choose a tutorial that interests you. You can then work through the tutorial and complete the interactive exercises to practice what you've learned. Overall, SQL Zoo is an excellent resource for anyone learning SQL. It's easy to use, interactive and offers a variety of tutorials to help you master the language.

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Image made in Canva

4. HackerRank

HackerRank is a platform that offers a variety of coding challenges, including SQL challenges. It is designed for programmers of all levels who want to improve their coding skills.

  • Pros:
    • HackerRank offers various SQL challenges, covering different SQL concepts and difficulties.
    • It also provides a built-in code editor, which allows users to test their code before submission.
    • It also allows users to compare and learn from others' solutions.
  • Cons:
    • The platform does not provide any interactive exercises or quizzes.
    • It also does not offer any real-world scenarios or projects.

To start using HackerRank, users can visit the website and choose a SQL challenge to complete. The platform offers a variety of challenges covering different SQL concepts, such as SELECT statements, JOINs, and more.

Some examples of exercises that can be completed on HackerRank include writing a query to select all columns and rows from a table, a query to join two tables, a query to perform a calculation on a column, and a query to group data by a specific column.

HackerRank is an excellent platform for programmers of all levels who want to improve their coding skills, including SQL. It's interactive, easy to use, and offers a variety of challenges to help users master the language.

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Image made in Canva

5. Codecademy

Online learning platform Codecademy offers a variety of coding courses, including a SQL course. This SQL course is designed for beginners and covers the basics of SQL, including SELECT statements, JOINs, and more. In addition, the course includes interactive exercises and quizzes to help users practice and test their understanding of SQL concepts.

Additionally, the platform provides clear explanations and examples, making it easy to learn from mistakes. However, one of the downsides of the course is that it is limited to more than just one database engine (PostgreSQL), which may not be suitable for users who work with different databases. Also, the course does not offer advanced performance tuning or troubleshooting features.

The Codecademy course includes a variety of exercises and quizzes covering different SQL concepts, such as SELECT statements, JOINs, and more. Codecademy is an excellent platform for beginners who want to learn SQL with interactive exercises, quizzes, and clear explanations.

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Image made in Canva

6. SQLPad

SQLPad is a web-based SQL client allowing users to connect to their databases and query queries. It is designed for developers and data analysts who need to work with SQL regularly.

Pros:

  • SQLPad allows users to connect to various databases, including MySQL, PostgreSQL, and SQL Server.
  • It also provides a built-in code editor with syntax highlighting and autocomplete, which makes it easy to write and run SQL queries.
  • It also allows users to save and share queries with others, making it an excellent option for collaboration.

Cons:

  • SQLPad does not offer any interactive exercises or quizzes.
  • It also does not provide any real-world scenarios or projects.
  • To start using SQLPad, users can visit the website and sign up for an account. Once you have an account, you can connect to your database and write and run SQL queries.

SQLPad is an excellent platform for developers and data analysts who need to work with SQL regularly. It's easy to use, powerful, and allows users to connect to various databases.

Conclusion

In this article, we have taken a closer look at several coding platforms that can be used to practice SQL skills. Each platform offers its own set of features and exercises.

Ultimately, the best platform for you will depend on your learning style and needs.Try out a few different platforms to find the one that works best for you. Remember that practice is the key to mastering SQL, so don't be afraid to try new exercises and challenges. Keep learning, keep practicing, and you'll be a SQL pro in no time!

This content is accurate and true to the best of the author’s knowledge and is not meant to substitute for formal and individualized advice from a qualified professional.

© 2023 Hassan