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This Is the Best SQL Assessment to Boost Your Career

What’s an SQL assessment and why would you need one? Where can you find a free and reliable gauge of your SQL skills? Find out in this article.

In today's data-driven world, proficiency in SQL is more than just a skill—it's necessary. Whether you're looking to explore and analyze data to derive actionable insights or to store, manage, and optimize data in a relational database, having a solid foundation in SQL can significantly boost your resume. To stand out in the tech world, you need the right SQL skills.

But with so many SQL certifications available, how do you determine which ones are truly worth your time and effort? It's hard to know what to pick. By the end of this article, you'll know which assessment is worth your time and can make your resume stand out to employers.

If you're new to SQL and don't know where to begin, start your journey with this beginner-friendly SQL Basics course. It's designed to introduce you to the foundations of SQL and get you querying data in no time! If you're serious about your SQL career, choose our All Forever Package. This includes all our online SQL courses available now and any we release in the future.

What Is SQL?

SQL, or Structured Query Language, is the industry-standard language for database management and manipulation. Originating in the 1970s, it has since become the cornerstone of most relational database systems. Its design allows for efficient interaction with large datasets, making it possible to retrieve, update, insert, and delete data in a structured and systematic manner.

Professionals across various industries rely on SQL to access and manipulate data stored in relational databases, ensuring that they can extract the precise information they need when they need it. SQL’s versatility and widespread adoption mean that, regardless of the specific database platform in use, the foundational principles of SQL remain consistent. This makes SQL expertise a universally valuable skill for anyone in the data realm.

Data analysts and data scientists use SQL to extract insights from data, running complex queries to uncover patterns and trends.  Database administrators rely on it to manage and maintain the integrity of vast data repositories. Web developers integrate SQL into their applications to interact with backend databases, ensuring smooth data retrieval and storage. Even roles in finance, marketing, and HR often find themselves using SQL to pull reports or analyze data specific to their domain.

With SQL, professionals can execute complex queries to extract specific data sets, modify data structures, and even optimize database performance. It's not just about pulling data; it's about understanding relationships, ensuring data integrity, and optimizing for efficiency.

Best SQL Assessment to Boost Your Career

Advanced SQL usage goes beyond basic CRUD (create, read, update, delete) operations. It delves into procedures, triggers, and indexing, offering a robust toolkit for database administrators and developers alike.

In the realm of data-driven decision-making, SQL reigns as an essential skill. Whether you're designing a new database schema or analyzing vast datasets for insights, SQL is the tool that bridges the gap between raw data and actionable intelligence.

How Much SQL Do You Need?

The depth of SQL knowledge you need largely depends on your professional role and the tasks you handle daily. While SQL is a vast domain with a wide range of functionalities, not everyone needs to master every aspect of it. Let's explore the varying levels of SQL proficiency based on different roles.

For beginners or those just dipping their toes into the world of databases, a foundational understanding of SQL is essential. This means getting comfortable with basic commands like SELECT (to retrieve data) and simple data manipulation techniques such as INSERT, UPDATE, or DELETE. This foundational knowledge can be immensely helpful even if your role doesn't revolve around databases, as it equips you with the skills to interact with data when needed.

In contrast, data analysts and business intelligence professionals require a much deeper grasp of SQL. Their roles often involve diving deep into data, extracting complex insights, and making data-driven strategic decisions. This necessitates mastering advanced SQL techniques like joins, subqueries, window functions, and data aggregation. They often find themselves crafting complex queries to analyze patterns, trends, and relationships within vast datasets.

Why Do You Need an SQL Assessment?

Saying you know SQL is one thing, but proving it is another. An SQL Assessment gives you a clear way to show your skills. It's like a report card for your database knowledge. When you take an assessment, you get a clear picture of what you know and what you might need to learn more about.

For those learning SQL, assessments can guide the way. They highlight areas you're strong in and parts where you might need more practice. It's a roadmap for your learning journey, helping you focus on what's important.

Best SQL Assessment to Boost Your Career

For employers, an SQL assessment is super helpful. They can see if a person really has the skills they say they do. Instead of just trusting what's written on a resume, they get proof. This makes hiring easier and ensures they're getting someone who can handle the job.

These kinds of SQL tests and certification of competency are a win-win. They give confidence to both the person taking them and anyone wanting to know about their skills. In a world where data is everywhere, having a clear way to show your SQL expertise is a big plus. Then the only thing left is to insert the certificate credentials into one of the resume examples for SQL developers.

The Best SQL Assessment

Now that you understand the significance of SQL and the importance of validating your expertise, let's delve into determining which SQL assessment is truly worth your effort.

The short answer is the one offered by It has just been officially released to users of the platform.

I'll admit right from the start: Even if I had no professional ties to this platform, I'd still recommend their certification. This website stands out as one of the best online resources for learning SQL, and its assessment maintains that same high standard.

Our SQL Assessment is an online test where you do hands-on tasks in six key SQL areas. This approach ensures that the assessment isn't just about theoretical knowledge but delves deep into your practical capabilities. It evaluates your real-world skills in data analysis and report creation using SQL, providing a holistic view of your proficiency and readiness to tackle complex data challenges.

This is a comprehensive evaluation designed to gauge your proficiency in querying data (DQL) and crafting reports using SQL. This isn't just a test; it's a diagnostic tool. The assessment is meticulously crafted to pinpoint both your strengths in SQL and the areas where you might need a bit more polish. By taking this SQL Assessment, you're not only measuring your current skill set but also receiving personalized recommendations on how to further enhance your SQL prowess.

But the benefits don't stop at self-awareness and guidance. goes a step further. For those who navigate the assessment successfully and achieve the requisite score, there's a tangible reward: the Certificate of Competency in SQL. This certification is a beacon for potential employers, signaling your dedication and expertise in the realm of data querying and report preparation. You can attach it to your LinkedIn profile and give an extra boost to your resume.

Whether you're an experienced SQL expert looking for recognition or a beginner keen on mapping out your learning journey, this SQL Assessment is set to be a key resource for you.

How Will You Check Your SQL Proficiency?

The SQL Assessment on is free. Yes, FREE! To gauge your proficiency and receive a detailed certificate of SQL competency, all you need to do is log in. If you don't already have an account, you can create one for free.

The assessment contains 18 interactive tasks, ensuring a comprehensive evaluation of your abilities. As you progress through the test, its adaptive nature comes into play: the difficulty of the tasks adjusts based on your performance, tailoring the experience to match your skill level.

This dynamic approach not only challenges you appropriately but also provides a more personalized assessment experience. Adapting to your strengths and areas of improvement ensures that you're always tested at the right depth, one that truly reflects your SQL expertise.

Best SQL Assessment to Boost Your Career

Everything takes place directly in your browser, within our online console, eliminating the need for any installations or setups. This streamlined experience allows you to concentrate solely on the test's challenges.

You will solve problems by crafting and executing real SQL queries. It's not merely about theoretical knowledge; our platform emphasizes practical skills, enabling you to showcase your expertise in realistic scenarios. This resembles the method used in our online SQL courses. We believe that only through genuine practice you can truly achieve your learning goals.

The duration of the SQL Assessment can vary based on your skill level. We advise you to set aside around 120 minutes of uninterrupted time to ensure you can fully engage with each task. Before beginning, situate yourself in a comfortable working environment—one without distractions, so you can maximize your focus and performance. This also means turning off your smartphone or switching it to airplane mode.

It's also crucial to note that the assessment is designed to maintain its integrity and value. As such, you're granted only one attempt every 30 days. This ensures that each try is a genuine reflection of your abilities, and it encourages thorough preparation before diving in.

You will start your assessment on the welcome page, where you'll immediately find information about its structure and what to do next. This simple overview ensures you know exactly what areas of SQL to prepare for and what to expect from the test.

Best SQL Assessment to Boost Your Career

It clearly highlights the six key SQL areas that will be tested, giving you a straightforward understanding of what the assessment entails. Those areas are:

Basic SQL Queries

Here you will evaluate your proficiency in crafting basic queries to retrieve data from a single table. Do you know the WHERE clause and essential logical operators, including AND, OR, and NOT? If those terms don't sound familiar, we recommend taking the SQL Basics course first. Once you feel more confident, return for your assessment.


Next, we will focus on your ability to retrieve data from several tables. This segment of the SQL Assessment checks your practical know-how in utilizing various SQL JOIN types—such as INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN—as well as self-join and non-equi joins. Need a refresher on this topic? Take our hands-on SQL JOINs course or read one of the following articles:

Standard SQL Functions

In this section of the assessment, we'll explore your proficiency in applying numeric, text, and date and time SQL functions. This segment highlights essential functions and examines your experience in managing NULL values, providing a thorough review of your capabilities in these pivotal areas.

If you need any help here, check out our interactive Standard SQL Functions course or take a look at the Standard SQL Functions Cheat Sheet. Pro tip: Bookmark the cheat sheet—you'll thank me later.

Basic SQL Reports

This part of the assessment delves into your skills in data analysis and basic report preparation. We'll thoroughly evaluate your practical expertise with pivotal SQL clauses—including GROUP BY, ORDER BY, HAVING, LIMIT, and DISTINCT—to ensure you have a well-rounded grasp of these crucial elements. Want to learn about these before the test? Pick one of these articles:

Intermediate SQL Reports

This section of the assessment is all about your ability to analyze data and create reports at an intermediate level. We'll assess your hands-on knowledge in handling sets (specifically with operations like UNION, UNION ALL, INTERSECT, and EXCEPT) as well as your proficiency with subqueries and correlated subqueries.

These topics delve into the deeper layers of SQL and can be quite challenging. They're not just about basic understanding; they require hands-on experience and practice. To excel in this section of the assessment, thorough training and consistent practice are essential. My suggestion is to do the courses in our SQL Reporting track.

Complex SQL Reports

This final section of the assessment tests your expertise in data analysis and the creation of intricate, insightful reports at an advanced level. Here, we'll evaluate your grasp of window functions, CTEs (common table expressions), and recursive queries.

This segment represents the pinnacle of SQL mastery. To navigate through the questions and achieve a passing score, intermediate knowledge won't be enough. You'll need to demonstrate true expertise, showcasing a deep understanding and adept application of these advanced concepts.

If you excel in this section, it's clear evidence of your expertise. It marks you as a true SQL master, even among experienced professionals.

Claim Your Certificate of Competency in SQL

After successfully going through the SQL Assessment, your journey doesn't end with just a score. You'll be presented with a comprehensive review of your SQL competency. This feedback, tailored to your performance, provides invaluable insights. It not only celebrates your strengths but also identifies areas of improvement, guiding you on where to focus your future learning efforts.

Best SQL Assessment to Boost Your Career

You'll also receive tailored course recommendations and a list of learning resources. These suggestions aim to help you strengthen specific SQL areas, ensuring that if you take the test again, you're better prepared to score even higher.

Finished with the test? It’s time to claim your Certificate of Competency in SQL. You've earned it! Now you can easily download it as a PDF or add it to your LinkedIn profile, letting others see your SQL skills at a glance.

In today's competitive landscape, such a certificate can be a game-changer. Whether you're on the hunt for new career opportunities, eyeing a promotion, or simply wishing to validate your skills, this certificate shows your SQL proficiency.

Time to Take Your SQL Assessment!

Now you know how important SQL is in today's tech world. It's not enough to just learn it; you have to show others you're good at it. SQL assessments, like the one from, help with that. They let you see how much you know and where you might need to learn more.'s SQL Assessment is a huge deal! It checks both what you know in your head and what you can do in real situations. Plus, if you do well, you get a certificate of competency in SQL that you can show off on places like LinkedIn. By the way, subscribe to our LinkedIn newsletter and follow our profile there to not miss any updates and learning resources.

What’s more,'s assessment offers immense value to companies. Employers and recruiters can utilize this module as a reliable metric to evaluate the SQL proficiency of potential hires. By incorporating the SQL Assessment into their hiring process, companies can ensure they're bringing on board candidates who truly possess the SQL skills they claim, streamlining the recruitment process and guaranteeing a higher standard of database competency within their teams.

If your business requires SQL expertise, we're here to help. Simply drop us a line at or book your free tour of our platform here.

As the demand for SQL expertise continues to rise, tools like's SQL Assessment become indispensable. They provide clarity, direction, and validation, ensuring that individuals are not only equipped with the right skills but also have the means to prove it to prospective employers and peers. And that is one of the best ways to achieve success.

What to do next?

  1. Create a free account or log in if you already have one.
  2. Start the SQL Assessment
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