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We have gathered a variety of SQL exercises (with answers) for each SQL Chapter. Try to solve an exercise by filling in the missing parts of a code. If you're stuck, hit the "Show Answer" button to see what you've done wrong.
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Go to w3schools.com. Reset Score. Close This Menu . SQL...
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Summary. Basic to intermediate SQL topics. 50 essential SQL questions. Best for 1 month of prep time. Award. SQL 50. Complete the study plan to win the badge! Crack SQL Interview in 50 Qs.
W3Schools has created an SQL database in your browser. The menu to the right displays the database, and will reflect any changes. Feel free to experiment with any SQL statement. You can restore the database at any time. The Try-SQL Editor. at w3schools.com.
Exercises. We have gathered a variety of exercises (with answers) for each tutorial. Try to solve an exercise by editing some code. Get a "hint" if you're stuck, or show the answer to see what you've done wrong. HTML.
I highly recommend this site; it has one example database with tons of different exercises (with solutions) which show how to do progressively more advanced queries on it. And if you solve something differently than the solution shows, usually the next exercise says "there's another way" and shows how you did it.
If you're looking for a tool to help you practice SQL for job interviews, you might want to check out SQLPad. It provides a platform where you can practice SQL queries and improve your skills. Good luck with your interview preparation!
I would suggest start from Hackerrank. They have a very good combination of problems starting from very basic and then gradually moving towards medium and then to hard. Once you done with the problem on Hackerrank, you can come on leetCode and start practicing the different sql problem asked in interviews. 26.
