Refine your SQL skills with 88 interactive exercises, ranging from simple tasks with SELECT FROM statements to more advanced problems involving multiple subqueries.
Mastering SQL is a hands-on experience — learning the concepts is one thing, but writing good queries requires practice. Whether you’re a complete beginner, someone who just finished our SQL Basics course, or an SQL enthusiast who’s simply eager to hone their skills, there’s always room for improvement. This practice set tests your basic SQL knowledge and shows you where you need to improve.
The scope of this practice set includes:
The last two parts of the course comprise a special challenge that combines all of the above material for a comprehensive review.
Just a web browser and an Internet connection
86%
off
Reg. price
$1442
Includes 36 courses Python Basics. Part 1, Python Basics. Part 2, Python Basics. Part 3, Python Data Structures in Practice, Built-in Algorithms in Python, Working with Strings in Python, SQL Basics, SQL Practice Set, SQL JOINs, Standard SQL Functions, Creating Basic SQL Reports, Window Functions, Revenue Trend Analysis in SQL, How to INSERT, UPDATE, and DELETE Data in SQL, Recursive Queries, Creating Tables in SQL, Statistics 101, SQL Basics in MS SQL Server, How to Insert, Update, or Delete Data in MS SQL Server, Common Functions in MS SQL Server, Revenue Trend Analysis in SQL Server, Creating Basic SQL Reports in SQL Server, Window Functions in MS SQL Server, Recursive Queries in MS SQL Server, GROUP BY Extensions in MS SQL Server, Introduction to Python for Data Science, How to Read and Write CSV Files in Python, How to Read and Write JSON Files in Python, SQL Basics in PostgreSQL, PostgreSQL JOINs, SQL Practice Set in PostgreSQL, Window Functions in PostgreSQL, Recursive Queries in PostgreSQL, Writing User-Defined Functions in PostgreSQL, PostGIS, How to Read and Write Excel Files in Python
Bundle price $199
35 hours left at this price!
67%
off
Reg. price
$369
Includes 9 courses SQL Basics, SQL Practice Set, SQL JOINs, Standard SQL Functions, Window Functions, How to INSERT, UPDATE, and DELETE Data in SQL, Recursive Queries, Creating Tables in SQL, PostGIS
Bundle price $119
35 hours left at this price!
48%
off
Reg. price
$193
Includes 5 courses SQL Basics, SQL Practice Set, SQL JOINs, Standard SQL Functions, Creating Tables in SQL
Bundle price $99
35 hours left at this price!
47%
off
Reg. price
$187
Includes 5 courses SQL Basics, SQL Practice Set, SQL JOINs, Statistics 101, Introduction to Python for Data Science
Bundle price $99
35 hours left at this price!
Review the fundamentals of SQL. Practice using SELECT and WHERE to filter data.
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Test your knowledge of GROUP BY and ORDER BY clauses.
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Practice using JOIN, LEFT JOIN, and non-equi JOIN. Check your skills of working with multiple tables.
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Verify your knowledge of subqueries. Practice simple and correlated subqueries.
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Practice your SQL skills. Write SQL queries which combine SELECT, WHERE, JOIN, GROUP BY, HAVING, ORDER BY and subqueries.
0% completed 0 of 21 exercises done
