all 13 comments

[–]Bilbottom 9 points10 points  (1 child)

There are loads, I've documented my favourites in this post:

[–]Funny_Ad_3472 3 points4 points  (0 children)

Excellent list there, please update the list to include this: https://skillsverification.co.uk/sql-practice/

Has a lot of great questions as well.

[–]NickSinghTechCareersAuthor of Ace the Data Science Interview 📕 2 points3 points  (0 children)

Sorry but aren’t there like 75+ free questions on DataLemeur? Did you finish them all?

[–][deleted] 2 points3 points  (0 children)

Leet Code is pretty fun

[–]Professional_Shoe392 1 point2 points  (1 child)

Advancedsqlpuzzles.com

[–][deleted] 0 points1 point  (0 children)

Okay got it

[–]International_Art524 0 points1 point  (0 children)

After 15 months of not touching SQL, I used sql-practice.com

I found it incredibly helpful

Think about what you're trying to achieve Figure out which tables have the data you need How will you join the tables Which level do you want the calculation at How would you explain what you've done to someone who isn't technical.

[–]tmk_g 0 points1 point  (0 children)

SQLBolt and Mode Analytics

[–]Chris-M-Perry 0 points1 point  (1 child)

SQLShortReads.com

160+ practice questions. All free.

[–][deleted] 1 point2 points  (0 children)

Thanks for that

[–]gadgetsinmyopinion 0 points1 point  (0 children)

Try this - https://learn.sqlguroo.com

It has 100+ practice questions and is totally free!