SQL Developer

SQL step by step - from absolute basics to intermediate-advanced level
Accessible and friendly theory in English language
Exercises and quizzes to continuously assess your knowledge
Tasks and practice challenges, along with sample solutions
250 interview questions
Lifetime access
Certificate of Completion

Are you starting to learn SQL from scratch? Are you stressed about difficult words and new concepts that need to be mastered? Not sure where to start? If so, this career path will be an excellent choice!

With this career path, you will easily master SQL and crucial database skills. You will start from the basics, write your first queries, and make significant progress in a short time. The result of your work will be a very good knowledge of SQL, sufficient to start a professional career related to data.

This career path is designed for people like you, who are taking their first steps in databases and SQL. All stages of the path are based on simple, accessible theory and numerous exercises. This way, you will understand professional vocabulary and learn the most important data-related concepts - without unnecessary stress, at the pace that suits you best.

Everything you need can be found in this career path: SQL basics, advanced techniques, exercises, and recruitment questions. The path includes a complete environment for learning SQL language. You don't need to install anything, and you don't need any additional learning materials.

Knowledge of SQL can open many doors in the IT industry. Data is everywhere, and the ability to work with it is needed by practically everyone. Good knowledge of SQL is required for programmers, data analysts, marketers, scientists, and many other professions. For many people, mastering SQL is their first serious contact with the IT industry. It can also be a great way for you to start a successful career.

The step-by-step career path will guide you through all stages of learning SQL. Access to materials is possible from any device and location. You can repeat the material in the path without restrictions because you have lifetime access to it. Codenga career paths are a practical, interactive way to acquire new skills:

Clear theory enabling easy assimilation of new concepts
Exercises facilitating information retention
Small portions of knowledge motivating to make quick and noticeable progress

After completing the path, you will receive a Specialist Certificate confirming your new skills. Start learning with the SQL Developer path and become a data specialist.

Codenga - an experience you will enjoy

Learn interactively

We teach with graphics, repetition and short explanations. All in the comfort of your own browser.

Enjoy the learning

We strive to make every course enjoyable. In the words of a Codenga user: "it doesn't get boring."

Learn fast

"Love the lessons and the interactive methods. Learning will be very fast compared to other study methods."

Complete every course easily

We have come up with some things that should help you to complete every course. Try them and see if they work for you.

Got stuck? There is a support!

Every Codenga course has its curriculum manager that looks after the learning material and is ready to help you if you have any questions.

30 days of Money-back guarantee

You have a generous 30-day return period. No questions asked.

Have any questions?

How does the course work?

Every Codenga course is full of structured knowledge and practical exercises. You start with the basics and you incrementally learn new skills.

How much time do i need to complete the course?

Buying this course you get the lifetime access. You can learn the new skills at your own pace. You can also review the material as many times as you want

Can i still use the course having completed it?

Yes! You get unlimited, lifetime access to the course.

Do i need any prior experience to start the course?

Codenga course are great for beginner programmers. Start with the Level 1 course if it's your fist contact with programming.

Do i need any software to use the course?

The only thing you need is a device with an internet access. No other tools or software necessary.