This resource offers a total of 2605 SQL problems for practice. It includes 1246 main exercises, each accompanied by solutions, detailed explanations, and four/five related problems.

1 month ago - Explanation: This SQL query selects ... with the ASC keyword. These exercises build advanced SQL skills like joins, subqueries, aggregates, and window functions for real-world data handling....

• Find those salesmen with all information whose name containing the 1st character is 'N' and the 4th

SQL remote education. Interactive exercises on SQL statements: SELECT,INSERT,UPDATE,DELETE

Practice queries on Select, Where, Limit, Order by, Aggregates, Group by, Joins, Sub-queries and Case expressions. Solve over 80 SQL exercises using real life case studies. Write queries in MySQL syntax.

String Functions: ASCII CHAR_LENGTH CHARACTER_LENGTH CONCAT CONCAT_WS FIELD FIND_IN_SET FORMAT INSERT INSTR LCASE LEFT LENGTH LOCATE LOWER LPAD LTRIM MID POSITION REPEAT REPLACE REVERSE RIGHT RPAD RTRIM SPACE STRCMP SUBSTR SUBSTRING SUBSTRING_INDEX TRIM UCASE UPPER Numeric Functions: ABS ACOS ASIN ATAN ATAN2 AVG CEIL CEILING COS COT COUNT DEGREES DIV EXP FLOOR GREATEST LEAST LN LOG LOG10 LOG2 MAX MIN MOD PI POW POWER RADIANS RAND ROUND SIGN SIN SQRT SUM TAN TRUNCATE Date Functions: ADDDATE ADDTIME CURDATE CURRENT_DATE CURRENT_TIME CURRENT_TIMESTAMP CURTIME DATE DATEDIFF DATE_ADD DATE_FORMAT DA

SQL training exercises from Wise Owl Training

May 28, 2024 - Explore 15 SQL Server exercises for beginners, each with a solution and explanation to boost your T-SQL querying skills

The following SQL SELECT statement would select these records from the customers and orders table (using an INNER JOIN): Try It · SELECT customers.customer_id, customers.last_name, orders.order_date FROM customers INNER JOIN orders ON customers.customer_id = orders.customer_id ORDER BY customers.customer_id DESC; ... Based on the customers and orders table from Practice Exercise #3, select the customer_id and last_name from the customers table where there is a record in the orders table for that customer_id.

Need to practice your SQL skills? These 10 GROUP BY practice exercises – with explanations and solutions – are a great start!

Explore the top 30 SQL exercises tailored for beginners. Click to practice coding challenges and improve your SQL coding abilities!

A special-purpose language designed for managing data held in a relational database.

April 18, 2023 - Write your code and compare it with the official solution and its explanation to see how you did. ... A comprehensive guide to setting up your own SQL database for practicing SQL with hands-on exercises.

May 29, 2025 - Master the fundamentals of SQL with these 10 Beginner SQL Practice Exercises With Solutions. Enhance your skills and understand SQL syntax.

Dive into our SQL WHERE clause tutorial and practice exercise where you'll filter a database of Amazon products.

This article provides you with a collection of ten challenging SQL practice exercises specifically for those seeking to enhance their advanced SQL skills. The exercises cover a selection of SQL concepts and will help you refresh your advanced SQL knowledge. Each exercise is accompanied by a detailed solution, allowing you to test your knowledge and gain a deeper understanding of complex SQL concepts.

November 9, 2023 - Here are 12 SQL joins practices taken from our course. Write your code and compare it with the official solution and its explanation to see how you did. ... Here are ten SQL practice exercises for your beginner SQL skills.

We cannot provide a description for this page right now

December 1, 2025 - Hello Anna – The answer given by us seems correct. for MySQL, can you try this query: SELECT * FROM Worker WHERE DATE_FORMAT(JOINING_DATE, ‘%Y’) = ‘2021’ AND DATE_FORMAT(JOINING_DATE, ‘%m’) = ’02’; I have checked and it is working fine with MySQL. ... Above “50 SQL Query Interview Questions for Practice” which sql database you used like(mysql, SQLite, oracle) which one because when click on “show solution” , it give different answer .