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1. www.w3schools.com › sql › sql_exercisesSQL Exercises - W3Schools

   www.w3schools.com › sql › sql_exercises

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   Exercises. 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.

2. www.sql-practice.comLearn SQL - Online SQL Terminal - Practice SQL Querys

   www.sql-practice.com

   Practice SQL querys with an online terminal. Solve SQL query questions using a practice database. Learn and improve your SQL skills.

3. sqlpad.io › playground › mysqlSQL Playground with real data, Practice MySQL FREE

   sqlpad.io › playground › mysql

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   🔥 Sharpen your SQL skills and data expertise effortlessly! Engage with interactive MySQL coding questions with real-world business data in browser

4. www.wiseowl.co.uk › sql › exercisesFree SQL exercises - wiseowl.co.uk

   www.wiseowl.co.uk › sql › exercises

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   Free SQL exercises. You are welcome to try any of the 203 exercises listed below, but please do not distribute them in any form without asking for our written permission first. Use a script to create the Wise Owl Music database which you can then use to complete a range of other exercises.

5. sqltester.comFree Online SQL Practice Server - SQLfiddle

   sqltester.com

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   SQL Fiddle is a free tool for testing / learning / sharing SQL queries. You can run "SELECT" queries only. "DDL" & "DML" operations are disabled.

6. sql-academy.org › en › trainerInteractive SQL Simulator - SQL Academy

   sql-academy.org › en › trainer

   A free interactive online platform with exercises to improve your SQL skills. Tasks with filtering by difficulty and type. Real-life interview questions from top companies like Facebook, Tesla, Microsoft, and more. A simulator for writing SQL queries in MySQL.

7. nauka-online.pl › 80-darmowy-kurs-sql30 lekcji SQL dla początkujących - darmowe wideo, kurs online

   nauka-online.pl › 80-darmowy-kurs-sql

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   Darmowe lekcje wideo SQL dla początkujących, które pomogą nauczyć się programowania w języku SQL od podstaw. Bezpłatny kurs online do samodzielnej nauki w domu.