Knowing SQL is almost mandatory to land a job in backend development or Data Science.
These free resources will help you master SQL:
These free resources will help you master SQL:
2. SQL Bolt
SQL Bolt's series of interactive lessons and exercises provides a great and fun way to learn SQL.
Their content is detailed and in-depth and their exercises mean you can test your knowledge straight away.
👉 sqlbolt.com
SQL Bolt's series of interactive lessons and exercises provides a great and fun way to learn SQL.
Their content is detailed and in-depth and their exercises mean you can test your knowledge straight away.
👉 sqlbolt.com
3. W3 Schools
W3 Schools is also a big player for programming tutorials and content.
Their content is always top-quality so you know you're in good hands.
Their SQL tutorial also comes with questionnaires so you can test your knowledge.
👉 w3schools.com
W3 Schools is also a big player for programming tutorials and content.
Their content is always top-quality so you know you're in good hands.
Their SQL tutorial also comes with questionnaires so you can test your knowledge.
👉 w3schools.com
4. Khan Academy
This is a site is at the top of my list for any free learning material and their SQL course is definitely a big hit.
Their method of teaching is top-notch — it comes with videos and repl-based challenges.
👉 khanacademy.org
This is a site is at the top of my list for any free learning material and their SQL course is definitely a big hit.
Their method of teaching is top-notch — it comes with videos and repl-based challenges.
👉 khanacademy.org
5. SQL Easy
This site has taken a lot of time to write up detailed and thorough explanations so it's definitely worth your attention.
Just like all the other great sites in this list, it comes with a live REPL to run your own SQL queries.
👉 sql-easy.com
This site has taken a lot of time to write up detailed and thorough explanations so it's definitely worth your attention.
Just like all the other great sites in this list, it comes with a live REPL to run your own SQL queries.
👉 sql-easy.com
7. SQLZoo
Not only does this website have you covered with multiple SQL tutorials, they also have "How To" guides too.
Their tutorials come with a SQL editor so you can edit and run SQL queries as you learn.
👉 sqlzoo.net
Not only does this website have you covered with multiple SQL tutorials, they also have "How To" guides too.
Their tutorials come with a SQL editor so you can edit and run SQL queries as you learn.
👉 sqlzoo.net
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Follow @ChrisStaud for more threads like this.
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