SQL practice is a key step in mastering the language and becoming proficient in writing queries. Consistent practice helps you build confidence and apply SQL effectively to solve real-world data challenges.
Below is a collection of articles designed to help you enhance your SQL skills. These resources include a variety of guides, tips, and hands-on exercises covering everything from fundamental queries to advanced topics. They offer the perfect opportunity to strengthen your SQL knowledge through practical application.
4 Mar 2026
The Best SQL Projects to Start Your Portfolio this Spring (With Dataset Ideas)
Want to turn your SQL skills into something you can actually show recruiters this spring? In this article, you’ll find practical SQL portfolio project ideas with real dataset suggestions, so you can move beyond exercises and build work that proves your skills – especially after finishing structured courses like those on LearnSQL.com. Spring is a natural reset point. In ancient Rome, spring marked the beginning of the year. The earliest Roman calendar started in March. 28 Jan 2026
How to Read a Database Schema and Know What to Query
SQL queries are rarely the problem. The real challenge is opening a new database and knowing where the data you need actually lives. This article shows how to read a database schema so you can quickly understand what to query and where to start. My husband claims that the hardest part of using SQL in practice isn’t writing queries. For him, the real challenge is opening a database he’s never seen before and figuring out where things are. 24 Dec 2025
How to Keep Up Your SQL Learning Habit During the Holidays
Learning SQL during the holidays can feel stressful, especially if you’re preparing for a job change and worry that any break will set you back. The good news is that you don’t need long study sessions or perfect consistency. A lighter approach is enough to keep your SQL habit alive until January. For many people learning SQL, the goal is clear: find a new job, switch careers, or finally move into a more data-focused role. 16 Dec 2025
SQL Practice Challenge: One Query a Day During the Holidays
December is busy, which makes long study sessions unrealistic. This holiday SQL challenge focuses on one simple habit: one SQL query a day, with different LearnSQL.com course options for beginners, intermediate learners, and advanced users. December is rarely a quiet month. End-of-year deadlines, family plans, travel, and a long list of “I’ll do it in January” tasks tend to push learning aside. That’s exactly why this is a good time to try a different approach. 1 Dec 2025
Course of the Month: SQL Practice – A Store
This December, seize the opportunity to learn and practice SQL for free with our Basic SQL Practice: A Store course. Designed for an interactive and hands-on learning experience, this course starts with SQL basics and guides you through crafting queries that underpin business intelligence. Ready to get a grip on the fundamentals of SQL and dive into practical database management? Our December Course of the Month, Basic SQL Practice: A Store, is your perfect match! 27 Nov 2025
How to Read Other People’s SQL Queries Without Getting Lost
Opening someone else’s SQL can feel confusing fast. One look at the JOINs, aliases, and filters, and you’re lost. Here’s how to break down any query step by step and make sense of it. Reading your own SQL is one thing. Reading someone else’s 200-line query that powers a key dashboard is something else entirely. This article will show you how to approach other people’s SQL step by step, so you can understand what it does, spot problems, and feel confident making changes. 12 Nov 2025
5 SQL Lessons to Learn Before the Year Ends
Many SQL learners get stuck between beginner and intermediate — queries work, but not always as expected. These five lessons fix the gaps most learners still have and will strengthen your SQL before the year ends. As the year winds down, many learners start reflecting on what they’ve achieved — and what’s still on their to-learn list. If you’ve been studying SQL for a while, you’ve probably already written a few queries, joined some tables, and filtered results. 29 Oct 2025
How to Read an SQL Error Message (Without Panicking)
SQL errors aren’t scary once you know what they mean. This guide shows how to read them calmly and fix your queries without panic. You hit Run. And then—bam! The console flashes red. ERROR: syntax error at or near "FROM" This is scarier than any jump scare. If you’ve ever stared at a cryptic SQL error message and felt your heart race, you’re not alone. Every SQL learner faces this moment. 22 Oct 2025
Your Year in Data: How SQL Helps You Summarize 12 Months of Information
Ever wanted to analyze your own year like Spotify Wrapped does? With a few SQL queries, you can turn your workout data — or any dataset — into a personal year-in-review. How was your year? How much did you spend? What kind of music did you listen to the most? How many workouts did you complete — or how many movies did you watch? All of that information already exists in your digital life. 8 Oct 2025
5 Tiny SQL Tricks That Make You Look Like a Pro
Want your SQL to look cleaner and feel more professional? These five small but powerful tricks will help you write queries that are easier to read, debug, and share. You’ve written a few SQL queries, joined some tables, maybe even built a small report. But your queries still feel a bit… clunky. The truth is, the difference between “getting the job done” and looking like a pro often comes down to a handful of small habits — the kind that make your code easier to read, maintain, and share with others. 1 Oct 2025
Free Course of the Month: Blog & Traffic Data
Why practice SQL with real-life scenarios? We'll explain in this article – and we’ll show how you can do it for free during October 2025 with this LearnSQL.com course! SQL is the backbone of many data-driven applications and businesses. It's a powerful language that allows you to interact with databases, retrieve data, and make insightful decisions. If you're looking to improve your SQL skills, our Basic SQL Practice: Blog & Traffic Data course is the perfect opportunity. 22 Sep 2025
SQL Pop Culture Datasets: Practice With Movies, Music, and Sports
Why settle for invoices and order tables when you could be querying Oscars, Spotify hits, or NBA stats? Pop culture datasets make SQL practice fun, engaging, and surprisingly effective. Have you ever wanted to use SQL to figure out which actor has the most Oscar wins, which artist ruled the charts in the year you graduated, or which country tops the Olympic medal table? Good news: you can. Most beginners learn SQL by analyzing customers, orders, and invoices. 1 Sep 2025
Course of the Month: SQL Practice Set in PostgreSQL
Do you know the basics of PostgreSQL but still need some practice? Look no further! Here is a great interactive course, SQL Practice Set in PostgreSQL. Throughout the month of September, you have access to it for FREE! We at LearnSQL.com believe that to learn a new skill, you need basic theoretical knowledge and, above all, a lot of practice. It's the same with writing PostgreSQL queries – you need a lot of PostgreSQL practice. 30 Jul 2025
Learn SQL with Real GA4 Data: A Practical Guide for Beginners
Curious how real e-commerce data looks in SQL? In this article, you'll analyze Google Analytics 4 (GA4) events from the Google Merchandise Store using BigQuery — and learn practical SQL skills along the way. Want to improve your SQL skills with real e-commerce data? In this article, you’ll explore Google Analytics 4 (GA4) data using SQL in BigQuery — Google’s cloud-based data warehouse. GA4 is Google’s web analytics platform used by millions of websites and apps to track how users interact with their content. 17 Jul 2025
SQL Practice That Feels Like the Real Thing: Meet dbt
Want to take your SQL practice beyond just querying data? dbt (data build tool) is an open-source framework that lets you transform raw data into clean, reliable models — all using SQL. It’s the perfect way to practice real-world data transformations and start thinking like a data professional. Practicing SQL by writing the SELECT queries over and over can get boring fast. And let’s be honest — it’s easy to run out of ideas for what to query next. 15 Jul 2025
Learn SQL the Fun Way: Gamified Platforms and Mini-Challenges
What if learning SQL felt like an adventure, not a chore? With quests and mini-challenges, you can master SQL step by step — and have fun doing it. What if learning SQL felt more like playing an adventure game than reading a dry textbook? For many people, SQL is something they “need” to learn, but it often feels intimidating and boring. Long lists of commands and endless documentation can quickly kill your motivation. 19 Jun 2025
SQL Game Night: Play Guess the Output!
Think you know SQL? Put your skills to the test with a fun and fast-paced game where you guess the output of real SQL queries — no pressure, just play! Tired of traditional SQL tutorials? Start with the interactive SQL Basicscourse to build a solid foundation — then put your skills to the test with SQL Game Night: Play Guess the Output! 🎯 It’s a fast, fun challenge that asks just one question: 5 Jun 2025
SQL Queries You'll Actually Use in Real Life
Learn the essential SQL queries that data analysts, marketers, and product teams rely on every day – with simple, relatable examples. When you're just starting with SQL, it's easy to get overwhelmed by syntax and theory. But here’s the truth: most professionals – whether they’re data analysts, marketers, or product managers – use a small set of SQL queries over and over to get real work done. You don’t need to learn everything at once. 3 Jun 2025
5 Things you can Build With SQL (Even if You’ve Never Coded Before)
If you're completely new to coding and wondering what SQL is even good for, you're in the right place. This article will walk you through five easy and useful things you can build with SQL, even if you've never written a line of code before. Whether you're curious about data, switching careers, or just want to build something practical, this beginner guide to SQL will help you take your first step. 20 May 2025
Beginner SQL Project: Build a Report With BigQuery and Looker
Want to practice your SQL skills on a real dataset? In this beginner-friendly project, you’ll use BigQuery and Looker to explore Chicago’s crime data and build your first interactive report – no advanced experience needed! If you want to get better at SQL, nothing beats working on real projects. Practice is where your skills truly grow – and today, you’ll take a big step forward. In this beginner-friendly project, you’ll create a simple crime report based on the Chicago Crime public dataset, using BigQuery to write SQL queries and Looker Studio to build an interactive dashboard. 13 May 2025
SQL and Chill: 5 Fun Datasets to Practice With on a Friday Night
Tired of boring practice datasets that make SQL feel like work? Kick back and sharpen your skills with five fun, quirky datasets that make learning SQL feel more like playing. It’s Friday night. You’re not in the mood to go out, there’s nothing good left to stream, and your brain is craving something a little more satisfying than scrolling your phone. So you fire up your laptop, open your SQL editor, and settle in for a different kind of unwind. 6 May 2025
SQL Intermediate Practice Questions
Ready to take your SQL skills to the next level? These intermediate questions will help you practice real-world scenarios using GROUP BY, CASE WHEN, subqueries, CTEs, and more. If you’ve already mastered SQL basics and feel comfortable writing simple queries, it’s time to level up. Intermediate SQL skills are key to handling real-world reporting, deeper analysis, and solving more complex data tasks that go beyond basic SELECT statements. In this article, you’ll practice essential techniques like GROUP BY, CASE WHEN, subqueries, and Common Table Expressions (CTEs). 22 Apr 2025
The Most Useless SQL Queries (and What you Should do Instead)
They run. They return data. But they’re pointless. Here’s what not to write in SQL – and what to do instead. Some SQL queries run just fine – but that doesn’t mean they’re doing anything useful. In this article, we’ll walk through real examples of SQL queries that are valid, harmless-looking, and completely pointless. They waste resources, hide insights, or just add noise. For each one, you’ll see what’s wrong, and how to write a smarter alternative instead. 8 Apr 2025
Top 9 Free SQL Practice Resources
Want to sharpen your SQL skills without spending a dime? Here’s a list of the best free SQL practice resources to help you write queries, solve real-world problems, and improve your database expertise – for beginners and advanced users. Learning SQL is essential for anyone working with data, but practicing it effectively can be a challenge – especially if you don’t have access to a database. Fortunately, there are plenty of free SQL practice resources that let you write and test queries in interactive environments, tackle real-world datasets, and even prepare for technical interviews. 4 Mar 2025
LeetCode SQL Problem & Solution: Department Top Three Salaries
Looking for a detailed explanation of the hardest exercise in the LeetCode SQL 50? We have compiled a detailed explanation of this SQL problem, with the thought process behind the solution and instructions on how to build the query step-by-step. LeetCode is a popular online platform that offers a variety of SQL problems designed to help you learn, practice, and prepare for interviews. They also offer programming problems in other languages. 24 Feb 2025
The Most Common PostgreSQL Commands: a Beginner's Guide
PostgreSQL is more than just a database – it’s the trusted tool behind some of the most demanding data projects out there. From analyzing sales trends to powering apps with real-time data, PostgreSQL commands let you take control of your data with precision and speed. In this article, I’ll walk you through the most common PostgreSQL commands that beginners need to know. Did you know that PostgreSQL is one of the most loved databases out there? 4 Feb 2025
How SQL can Make Your Life as an Accountant Easier
SQL for accountants is a powerful tool that takes your work beyond the limits of Excel. If you’ve ever faced a giant spreadsheet that refuses to load or spent hours on repetitive tasks, SQL can make your life so much easier. Let’s be real: Excel is great, but there comes a point when it’s just not enough. If you’ve ever stared at a giant spreadsheet that takes forever to load, you’ll know what I mean. 28 Jan 2025
10 NULL Exercises for Beginners
Looking to practice handing NULL values in your queries? Check out these 10 new NULL practice exercises! Mastering SQL requires a lot of practice. While learning theory is important, hands-on practice is one of the best ways to keep your SQL skills up to date. In this article, we present 10 NULL exercises for you to analyze, complete with solutions and explanations. Dealing with NULLs can catch SQL beginners off guard. 21 Jan 2025
SQL Code Project Examples
Want to practice SQL and add projects to your portfolio? This article covers 10 beginner-friendly project ideas, complete with detailed steps and data sources to help you get started. Building an SQL project is a great way to practice your querying skills and is a great addition to your portfolio if you are a beginner. In this article, we will go through 10 ideas for SQL code projects that are suitable for beginners. 13 Dec 2024
SQL Quiz
Want to quickly check your SQL skills? Take this short quiz and get immediate results, together with advice on your future learning path! Want to quickly check your SQL skills? Our SQL Quiz is tailored just for you! It's a great way to verify your current knowledge and identify areas for improvement. If you want a more thorough test for your skills – including advanced topics like reports, window functions and much more – check out our free SQL Skill Assessment. 11 Dec 2024
Netflix Wrapped With SQL: Let’s Dive Into Your Streaming Year
In this article, we’re turning your Netflix viewing history into your very own Netflix Wrapped, using SQL. Ever wondered what show you binged the hardest or which day you couldn’t resist pressing play? I’ll show you how to pull all those fun insights. Let’s dig in! Hey! The year’s almost over, so why not take a fun look back at your Netflix habits? Remember all those weekends you said you’d " 10 Dec 2024
Make Your Own Spotify Wrapped With SQL (Because Why Not?)
Everybody’s showing off their Spotify Wrapped on social media, but what if you could make your own and see everything Spotify leaves out? With a bit of SQL, you can dig into your listening habits, see your true top tracks, and even find out how much time you spent looping that guilty pleasure song. It’s easy, fun, and a great way to flex your SQL skills. In this article I will show you how. 4 Dec 2024
SQL Exercises for Northwind Database
When it comes to learning SQL, many beginners struggle to gain practical experience that can eventually translate to real-world scenarios. We'll tackle this challenge by presenting Northwind database SQL exercises with solutions and explanations. In this article, we’ll cover 16 Northwind exercises taken from our SQL practice course Basic SQL Practice: A Store. As you might have guessed, the course uses Microsoft’s classic Northwind database. It’s a small trading company database that’s designed to give SQL learners some practical experience. 29 Oct 2024
SQL Project for Beginners: AdventureWorks Sales Dashboard
Building an SQL project on your own is a great way to sharpen your skills and gain practical experience. This SQL project example for beginners will show you how to create a sales dashboard with SQL and the AdventureWorks sample database. If you're an SQL beginner who wants to take their skills beyond simple query exercises, it’s a good idea to tackle an SQL data analysis project. Not only will it challenge you to apply what you've learned, it will also give you a deeper understanding of how SQL works in real-world scenarios. 15 Oct 2024
19 Aggregate Function Exercises
Solve these 19 SQL aggregate function exercises and sharpen your SQL skills! Practice using aggregate functions with GROUP BY, HAVING, subqueries, and more. Includes a solution and detailed explanation for each exercise. Aggregate functions are an important part of SQL. They allow you to calculate different statistics and generate reports that you would not have been able to with single-row operations like filtering. It’s important to practice aggregate functions often, as they are a crucial part of your SQL skill set. 17 Sep 2024
12 SQL Functions Practice Questions
SQL functions allow us to manipulate data, including string and numeric values. This article presents 12 SQL functions practice questions – with solutions and detailed explanations – that will help you solidify your SQL knowledge. Practicing SQL is important if you want to improve your skills. But finding SQL practice exercises is hard. We want to help, so we’ve been publishing free compilations of SQL practice exercises. In this article, we’ve provided 12 SQL functions practice questions, complete with solutions and explanations. 15 Aug 2024
How to Find SQL Databases for Practice
Learning SQL is important for anyone working with data, but finding a SQL database for practice can be a challenge. In this guide, you'll find easy SQL queries (and some rather more complex) to help you get started using the databases from our new SQL Databases for Practice course. SQL can be fun and practical when you get to try out real queries on a real database. If you are a beginner this guide will help you get started with some simple SQL queries using the databases from our SQL Databases for Practice course. 11 Aug 2024
SQL Practice for Beginners: AdventureWorks Exercises
Hone your SQL skills with hands-on exercises using the AdventureWorks sample database. Practice essential SQL features using real-world scenarios. Practicing SQL is important if you want to get better at using it. This article has 20 beginner-friendly exercises using the AdventureWorks sample database from Microsoft. This database is designed to show how SQL Server works. It represents a fictitious bicycle manufacturing company called AdventureWorks Cycles and includes five schemas: HumanResources, Person, Production, Purchasing, and Sales. 18 Jul 2024
SQL Project for Portfolio: Northwind Store
SQL portfolio projects are an important part of a data analyst’s education. How do you start a project, and where do you go with the insights you discover? We’ll use the Northwind store database to answer this. Doing a solid SQL project is an essential element of any data analyst’s learning process. An SQL project is a great tool for learning, as it makes you use SQL on a real-world dataset. 11 Jul 2024
20 SQL WHERE Practice Exercises for Beginners
In SQL, the WHERE clause filters data based on defined conditions. Read on to follow 20 WHERE practice exercises with beginner-friendly explanations and solutions. This article will review some of our SQL WHERE exercises. We’ll start by explaining the basic syntax, then we’ll examine 20 beginner-friendly exercises that come from the SQL courses listed below. These exercises cover the main uses of the WHERE clause and are perfect for practicing your SQL skills. 30 Jun 2024
22 Exercises to Practice SQL Commands
Want to improve your SQL knowledge? Practice SQL commands in these 22 realistic exercises! There's an old saying that "there's no substitute for experience". But how can you achieve that experience when you’re just starting to learn something new? The best way is by practice, practice, and more practice! In this article, we’ll provide you with some real-world SQL command practice. All of our practice exercises are taken from courses on LearnSQL. 14 May 2024
11 SQL Common Table Expression Exercises
In this article, we offer you 11 practice exercises that put your knowledge of common table expressions (CTEs) into practice. Each CTE exercise is accompanied by a solution and a detailed explanation. As the saying goes, “A little progress each day adds up to big results”. And that is undoubtedly true for SQL proficiency. Just as you should regularly go to the gym to keep your muscles toned, you should do common table expressions exercises often to keep your querying skills toned for heavy data analysis work. 1 May 2024
Course of the Month: 2023 Basic Monthly SQL Practice
Start enhancing your SQL skills this May with our free SQL course, 2023 Monthly SQL Practice Sets - Basic! Spring is a great time to learn something new or improve your current skills. This May, we’re offering a unique opportunity to boost your SQL knowledge through practical exercises drawn from real-world business scenarios. Available free for the entire month, our 2023 Monthly SQL Practice Sets - Basic course provides interactive challenges involving databases from different industries. 29 Apr 2024
10 Correlated Subquery Exercises with Solutions
Correlated subqueries are a powerful SQL feature essential for advanced data analysis. This article provides 10 practical exercises to help you master correlated subqueries. SQL is a fundamental skill for anyone working with data, whether as a data analyst, a SQL developer, a data engineer, or any other related profession. Mastering SQL involves more than just understanding the basics. It also requires learning advanced SQL features, such as subqueries. 25 Apr 2024
19 PostgreSQL Practice Exercises with Detailed Solutions
You’ve probably heard the saying “practice makes perfect”. Find out if this phrase is true by trying the comprehensive set of PostgreSQL practice exercises that you will find in this article! To master any language, it is essential to practice it regularly so as not to lose the skill. This is as true for verbal communication as it is for programming. And SQL programming is no exception. Even the most seasoned PostgreSQL programmer needs to do PostgreSQL practice daily to perfect (and maintain) their skills. 10 Apr 2024
Your Guide to SQL Practice at LearnSQL.com
Explore a variety of SQL practice opportunities at LearnSQL.com and take your data analysis skills to the next level. Whether you're a beginner or an advanced user, our learning resources are designed to help you master SQL through hands-on learning and real-world usage scenarios. SQL, or Structured Query Language, is a powerful tool used extensively in data analysis. It allows you to access and manipulate databases quickly and efficiently. Whether you are working in finance, healthcare, tech, or almost any other industry, SQL helps you extract and analyze data. 29 Feb 2024
20 SQL Practice Problems for Beginner and Intermediate Users
Want to become an SQL expert? Try solving those 20 SQL practice problems! Whether you're just starting your SQL journey or preparing for exams, you need to sharpen your SQL skills if you want to become an expert. And you know what people say: practice makes perfect! Like most skills, SQL is best learned through experience; practicing SQL allows you to apply your knowledge to real-world scenarios. Through repeated practice, you'll gain the confidence to dive into complex SQL tasks and excel in both academic and professional fields. 5 Feb 2024
MySQL Practice: Best Exercises for Beginners
These 15 MySQL exercises are especially designed for beginners. They cover essential topics like selecting data from one table, ordering and grouping data, and joining data from multiple tables This article showcases beginner-level MySQL practice exercises, including solutions and comprehensive explanations. If you need to practice … Selecting data from one table Ordering and grouping data Joining data from multiple tables … these 15 tasks are just for you! 18 Jan 2024
18 SQL Questions for Beginners: Theory and Practice
Whether you're starting or refreshing your SQL skills, join us as we work through these 18 SQL practice questions for beginners. SQL, or Structured Query Language, is a programming language used to define, retrieve, and manipulate data in relational databases. It provides an intuitive syntax of SQL statements and keywords that create, modify, and query relational databases. This article focuses on reviewing and practicing the basics of SQL. We’ll start by reviewing the SELECT statement and its required and optional components for fetching data from a single table. 1 Jan 2024
Course of the Month: SQL Practice - Running
Kick off the new year and enhance your SQL skills with January’s free Course of the Month, Basic SQL Practice: Run Track Through Queries! As the new year unfolds, it's a time for reflection and the setting of new goals. A popular resolution among professionals and students alike is to acquire new skills or deepen existing ones. Whether it's learning a new language, mastering a software tool, or enhancing your job qualifications, the start of a new year provides a fresh opportunity for personal and professional growth. 26 Dec 2023
SQL Query Practice: 20 Exercises for Beginners
These 20 exercises are just what beginners need for SQL query practice. Try to solve each of them, and then look at the solutions. If something needs to be clarified, there are explanations for each solution. In this article, there’ll be less talking than usual. Instead, you’re going to write the answers to SQL practice exercises. (Don’t worry; we’ve included the solutions if you get stuck.) The whole point is to give you, as a beginner, plenty of opportunities for SQL query practice. 12 Dec 2023
SQL Subquery Practice: 15 Exercises with Solutions
Subqueries are often challenging for beginners. Practice makes perfect, so join us as we work through these 15 SQL subquery practice exercises! In SQL, a subquery is a query nested within another query. It simplifies building intricate queries to retrieve data that meets specific conditions from various tables. In this article, we present various ways of employing subqueries to create complex queries. We start by introducing SQL subqueries along with common use cases. 30 Nov 2023
SQL for Data Analysis: 15 Practical Exercises with Solutions
Are you new to the world of SQL and eager to unlock the power of data analysis?. In this article, we'll improve our SQL skills through 15 practical, hands-on exercises designed specifically for beginners. Because when it comes to SQL, practice truly makes perfect! We’re going to shine a spotlight on the critical domain of data analysis, where SQL takes center stage. SQL, or Structured Query Language, plays a pivotal role in data analysis. 23 Nov 2023
The Best SQL Practice Challenges for Beginners
Want to get better at SQL? Dive into SQL practice challenges! They're a great way to learn and improve. In this article, we'll explore why these challenges are important and where you can find the best ones. Are you a student, a business owner, or an employee? If data is part of your work and you want to learn SQL to manage it, you’ll need to practice. And interactive SQL challenges are ideal for beginners to get comfortable with the language. 16 Nov 2023
10 GROUP BY SQL Practice Exercises with Solutions
Need to practice your SQL skills? These 10 GROUP BY practice exercises – with explanations and solutions – are a great start! GROUP BY is a powerful SQL clause that allows you to create groups of records and then calculate summary metrics (such as averages) for those groups. However, GROUP BY is often challenging for SQL learners to master. Yet, practicing GROUP BY is very important if you’re planning on using SQL. 9 Nov 2023
SQL Practice for Students: 11 Exercises with Solutions
Calling all students! Are you SQL-curious? Want to learn or improve your SQL skills? This article has 11 SQL practice exercises with detailed solutions. Have you ever heard that “Practice makes perfect”? You probably have – that’s why you’re looking for SQL practice resources. If you want to develop strong skills or become an expert in a certain domain, you have to practice. As Rebecca McKeown wrote in her outstanding article Learning SQL? 2 Nov 2023
Where to Practice SQL
Are you looking to boost your data management or analytical abilities? Then you need to know how and where to practice SQL, the worldwide language for managing and running relational databases. Of course, knowing where to practice SQL can be a challenge – there are so many options! In this article, we’ll walk you through the best digital platforms for enhancing your SQL skills. SQL, or Structured Query Language, is the universal language for managing and operating relational databases. 26 Oct 2023
How to Prepare for the SQL Assessment Test
In this guide, I’ll walk you through the essentials of SQL assessment preparation, from understanding database management to mastering data analysis and SQL commands. Let’s dive in and set you on the path to success. In today's data-centric world, mastering SQL proficiency holds paramount importance. Whether you're a seasoned database manager or a newbie exploring the realm of database management, gearing up for an SQL Assessment is crucial. Stepping into the world of SQL can be both thrilling and challenging. 17 Oct 2023
How to Create Your Own Database to Practice SQL
Welcome to the step-by-step guide to creating your own SQL database from scratch, designed with beginners in mind. This guide helps you set up your database and also introduces you to essential SQL practice exercises to get you started on your learning journey. Follow along to gain SQL hands-on practice and foster a deep understanding of SQL functionalities. Everyone has a different style of learning, but one thing we all need is SQL hands-on practice. 14 Sep 2023
11 SQL Window Functions Exercises with Solutions
In this article, we present 11 practice exercises involving SQL window functions, along with solutions and detailed explanations. SQL window functions are a powerful feature that lets us extract meaningful insights from our data easily, yet few SQL courses offer SQL window functions exercises. This makes practicing window functions quite difficult. In this article, we’ll give you 11 practice exercises that feature window functions. All exercises shown in this article come from our interactive courses Window Functions and Window Functions Practice Set. 5 Sep 2023
SQL Joins: 12 Practice Questions with Detailed Answers
In this article, we dig into our SQL JOINS course and give you 12 join exercises to solve. But don’t worry – all the exercises have solutions and explanations. If you get stuck, help is there! This is, after all, made for practicing and learning. SQL joins can be tricky. It’s not just the syntax, but also knowing what joins to use in what scenarios. Joins are used when combining data from two or more tables in SQL. 10 Aug 2023
Advanced SQL Practice: 10 Exercises with Solutions
As SQL proficiency continues to be in high demand for data professionals and developers alike, the importance of hands-on practice cannot be emphasized enough. Read on to delve into the world of advanced SQL and engage in practical exercises to enhance your skills. 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. 18 Apr 2023
10 Beginner SQL Practice Exercises With Solutions
Solve these ten SQL practice problems and test where you stand with your SQL knowledge! Practice is the best way to learn SQL. In this article we show you ten SQL practice exercises for beginners, where you can test your basic SQL knowledge. Use them as a practice or a way to learn new SQL concepts. For more theoretical background and (even more!) exercises, there’s our interactive SQL Basics course. 23 Mar 2023
How to Practice Advanced SQL Online with LearnSQL.com
Want to go from intermediate to advanced SQL user? You’ll need to practice! Here are some ways you can practice advanced SQL online. You’ve seen how SQL helps you make data-driven decisions. Perhaps you’ve even learned some advanced features. But you’d like to become an expert—and for that, you need practice, practice, and more practice. Is it possible to get advanced SQL practice online? Taking SQL to the Next Level What is advanced SQL? 12 Jan 2023
How to Practice SQL Window Functions Online
Learn and practice SQL window functions from the comfort of your home! Here’s how to do it. The last few years have shown that working from home has many benefits over the daily commute. No wonder people are reluctant to go back to the office! They have much more time while doing the same work. What do you do with the extra time? Whatever you want. It’s your time! 29 Dec 2022
How to Practice SQL Subqueries
Have you ever wondered what separates beginners from advanced SQL users? It includes things like, for example, subqueries. In this article, I explain their importance and why you need to practice SQL subqueries to become an expert. What Is an SQL Subquery? SQL is an easy-to-learn language. However, there are certain complex features and techniques of the language that require practice. One of these features is the subquery, which adds great expressive power to the language and your projects. 22 Oct 2021
New Window Functions Practice Set Is Here!
Have you learned the SQL window functions? Or maybe, you forgot when and how to use them correctly? Are you preparing for an advanced SQL job interview? You've come to the right place! This is the new Window Functions Practice Set. This is very good news for all SQL learners and database professionals who want to improve their skills. The LearnSQL.com Team is proud to present the new Window Functions Practice Set! 5 Oct 2021
Best Places to Practice SQL JOINs Online
You’ve just started your journey with SQL and you’re not sure what a JOIN is or where to use it. Don’t worry! In this article, you will find out what JOINs are and where you can practice them online. If you have just started learning SQL, you have a lot of topics to cover before you can call yourself a data professional. If you are serious about using SQL, you’ll have to understand JOIN – what it does, when you can use it, and what its different variants do. 1 Oct 2021
Course of the Month: SQL Practice Set in MS SQL Server
You have to train a lot to learn a new skill. It is the same with MS SQL Server. Do you want to write good SQL queries? Or maybe you are preparing for a job interview? You've come to the right place! Throughout October you will have access to our amazing hands-on MS SQL Server course for FREE! You probably just thought: “There must be a catch. Why would someone give away SQL courses for free? 25 Aug 2021
Why Is the SQL Practice Set my Favorite Online Course?
My friends know that I cannot sit still. I always have to do something, read something, and learn new stuff. It's stronger than me. But I don't complain, because this approach has only helped me in my life. I have done a ton of different online courses, but the SQL Practice Set has proved to be the best so far. Find out why. Learning SQL was not easy for me. 24 Jun 2021
New Basic SQL Practice Course on LearnSQL.com
Hey, did you hear that there’s a brand-new Basic SQL Practice course on LearnSQL.com? This is a great opportunity to refresh your SQL, write some queries, and take your analytical skills to the next level. We’re proud to introduce Basic SQL Practice: A Store! Where did the idea for this new SQL practice course come from? From our users! They’ve let us know that they need more hands-on SQL exercises at a beginner level. 4 May 2021
Course of the Month: SQL Practice Set
Are you starting your adventure with SQL and looking for a place to practice your SQL queries? Or maybe you are preparing for a job interview? I have good news for you. Throughout May, you will have access to our amazing SQL practice course for FREE! Why is LearnSQL.com giving you a free SQL course? Every month, our users get the opportunity to take one of our great SQL courses for free. 12 Mar 2021
SQL JOIN Topics That Require Practice
Are you interested in learning how to join tables in SQL? Where do you start? Many JOIN topics require practice. In this article, we’ll explore these topics by writing codes to solve real-life situations. Hopefully, you will learn which JOIN topics require attention. To make it easier for you, the topics are divided into beginner, intermediate, and advanced. Joining two or more tables in SQL lifts data analysis to another level. 10 Mar 2021
Where Can I Find Good Courses to Practice MS SQL Server?
Begin your journey to mastering MS SQL Server with the finest practice exercises out there. Whether you are a beginner or seeking to improve your T-SQL skills, explore the top destinations for the most engaging and interactive MS SQL practice courses online. You've started learning MS SQL Server. Maybe you've done a course, watched some YouTube tutorials, and feel pretty confident in your knowledge. What now? Let me tell you, you need to practice. 18 Feb 2021
How to Practice PostgreSQL Online
PostgreSQL is hot right now!If you want to join a community of people passionate about data, this open-source database system is something you need to try. Like everything we teach on LearnSQL.com, PostgreSQL requires practice. To profit from Postgres – as this dialect is sometimes called – you need to start with the basics. You can watch some tutorials on YouTube or read articles to get to know what a Database Management System (DBMS) is. 16 Jun 2020
How to Practice SQL Window Functions at Home
Are you looking for a way to maintain your knowledge of SQL window functions? What’s the best way to practice them at home? Here are some suggestions. Learning something new feels great, but it’s also arguably the easiest part of gaining knowledge. You’ve probably experienced that yourself. You struggle with learning an idea, and then you finally get it! There’s the feeling you’ve learned something. And then, very soon, you practically have to start all over again with the very same concepts. 24 Mar 2020
How to Practice SQL JOINs
There is no better way to learn how to practice SQL joins than through hands-on experience. However, there will probably be obstacles along the way. I’ll cover some of these obstacles and give ideas for how to overcome them. While this article won’t turn you into SQL JOINs expert, it will show you how to become one. So, let’s start! Diving into the world of databases? Then you've likely come across SQL joins. 11 Mar 2020
Learning SQL? 14 Ways to Practice SQL Online
If you’re currently learning SQL, you may have found yourself knee-deep in reading material and wondering how on earth you can bridge the gap between book knowledge and real-life SQL application. In this article, we bring you 14 of the most effective ways to practice SQL online – taking you from a bookworm to a database butterfly in no time at all! “All theory and no practice will make you a frustrated SQL user! 28 Jan 2020