from19.05USD/ h
College SQL Exam Preparation - Learn Everything about PostgreSQL "SELECT" statements!
Are you preparing for your college SQL exams and want to excel in database querying? Join my SQL Exam Preparation course, where you’ll get expert guidance from an experienced tutor with a strong background in databases. (mainly PostgreSQL and mySQL) With 2 years of SQL experience, top scores in exams at KdG University, and over a year of tutoring, I’ll help you master SELECT statements and beyond.
What you’ll learn:
- Basics of SQL: tables, columns, rows
- Writing SELECT queries
- Filtering data using WHERE, LIKE, and logical operators
- Using ORDER BY and LIMIT for sorting and limiting results
- Aggregate functions: COUNT, SUM, AVG, MIN, MAX
- GROUP BY and HAVING clauses for data aggregation
- Joins: INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN
- Subqueries and nested SELECT statements
Who is this for? This course is ideal for anyone looking to strengthen their SQL skills, whether you're a beginner or preparing for college-level exams. We’ll cover core SELECT query concepts, ensuring you have the confidence to work with real-world data and ace your tests.
Looking for something more advanced? Check out my other course on CREATE and INSERT statements.
What you’ll learn:
- Basics of SQL: tables, columns, rows
- Writing SELECT queries
- Filtering data using WHERE, LIKE, and logical operators
- Using ORDER BY and LIMIT for sorting and limiting results
- Aggregate functions: COUNT, SUM, AVG, MIN, MAX
- GROUP BY and HAVING clauses for data aggregation
- Joins: INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN
- Subqueries and nested SELECT statements
Who is this for? This course is ideal for anyone looking to strengthen their SQL skills, whether you're a beginner or preparing for college-level exams. We’ll cover core SELECT query concepts, ensuring you have the confidence to work with real-world data and ace your tests.
Looking for something more advanced? Check out my other course on CREATE and INSERT statements.
Extra information
Bring your own laptop with PostgreSQL installed!Location
At student's location: Around Antwerp, Belgium
Online via webcam






|
Use ctrl + wheel to zoom!
General info
Age: | Teenagers (13-17 years old) Adults (18-64 years old) |
---|---|
Student level: | Beginner Intermediate |
Duration: | 60 minutes 120 minutes |
The class is taught in: | English, Polish |
About Me
Hi! I’m a skilled and dedicated developer with expertise in Java, Spring, JavaScript, Node.js/Express.js. I'm consistently recognized as a "programming wizard" by my friends, colleagues, and teachers. With many years of programming experience and a strong background in backend/bot development, I specialize in building robust applications and coding every silly idea that comes to my mind. I have also worked with frontend technologies like React, html+css, JavaFX, and Next.jsAbout a year ago, I have discovered my love for spreading my knowledge onto others. Since then I have been preparing students for exams, and teaching anything from beginner to advanced topics in multiple programming and database query languages.
Education
I have been taking every single class and course about computers and programming ever since I started elementary school. I have finished high school with an Honors Diploma and multiple recognitions in IT fields: robotics, coding, software engineering. After that, I started studying at KdG University, where I am still studying (currently year 2).Experience / Qualifications
I have written tens if not hundreds of programming projects both by myself and with teams of other developers. I've been programming in Java, Python, and JavaScript almost daily for the past 3 years. I have scored an average of 19.5/20 on my 4 University programming exams.Ready to dive into the world of JavaScript? Whether you're starting from scratch or want to level up your skills, this course will guide you through the core concepts of Vanilla JavaScript—the foundation of web development. By the end, you’ll be able to build interactive web pages, manipulate the DOM, and even create cool animations and games using HTML Canvas.
What you’ll learn:
- JavaScript fundamentals: variables, data types, functions, loops, and conditionals
- DOM manipulation: interacting with and modifying HTML elements
- Event handling: adding interactivity to your websites with events like clicks and keypresses
- JSON and data fetching: working with APIs to load dynamic content
- Asynchronous JavaScript: promises, async/await
- Best practices and clean coding
Bonuses:
- HTML Canvas: Create graphics, animations, and games!
- Local Storage: Save data in the browser for a persistent user experience
- JavaScript ES6+ Features: Stay up-to-date with the latest syntax and capabilities
Who is this for? This course is perfect for beginners who want to master the fundamentals of JavaScript, as well as developers looking to solidify their understanding of Vanilla JavaScript before moving into frameworks. We’ll focus on practical, hands-on learning to ensure you walk away with skills you can immediately apply.
Are you preparing for your college Java exams and want to ace them? Join my College Java Exam Preparation course to receive expert guidance from a seasoned Java programmer. With 3+ years of experience in Java, consistent top scores in programming exams at KdG University (average of 19.5/20), and over a year of tutoring experience, I’m here to help you master everything from foundational concepts to advanced topics.
What you’ll learn:
- Java basics: variables, data types, operators
- Control flow: loops, if/else, switch + break/continue
- Arrays and Strings
- Object-oriented programming (OOP): classes, methods, static keyword, constructors(and overloading),
- Advanced OOP: inheritance, polymorphism, encapsulation, abstraction, interfaces
- Collections, exceptions, file handling, and I/O
Who is this for? This course is perfect for students at any level of Java proficiency—whether you're just starting or looking to fine-tune your advanced skills before exams. We'll focus on core exam topics and work through real-world Java problems to make sure you feel confident and well-prepared.
Need something more advanced? Check out my other courses on JDBC (with SQL), JavaFX, Spring basics, and Spring Boot
Dive into the world of web development with my comprehensive HTML course, designed for beginners who want to build stunning, functional websites from the ground up. Whether you’re curious about how websites work or want to create your own, this course will take you step-by-step through the essentials of HTML and beyond, giving you the skills to develop real-world projects confidently.
What You'll Learn:
- HTML Basics: Learn the building blocks of the web by mastering tags, elements, attributes, and how to structure content.
- Interactive Forms: Create dynamic forms for login pages, surveys, and more, and handle user input effectively.
- Adding Media: Discover how to embed images, videos, and other multimedia to make your websites more engaging.
- Linking and Navigation: Build a fully connected website using hyperlinks, menus, and navigation best practices.
- Introduction to CSS: Apply basic styles to your HTML content, learning how to change fonts, colors, layouts, and more.
- Responsive Web Design: Ensure your websites look great on mobile, tablet, and desktop using modern techniques like Bootstrap.
- Semantic HTML: Understand the importance of clean, readable code with semantic tags that improve your website’s accessibility.
Course Features:
- Hands-on exercises for every topic to reinforce learning.
- Personal feedback and guidance on your projects.
- Practical examples and projects to help you apply your skills in real-world scenarios.
- Learn at your own pace, with flexible lessons tailored to your skill level.
Who is this course for?
This course is perfect for beginners with little to no coding experience. By the end, you’ll have a strong foundation in HTML and basic web development, empowering you to continue learning CSS, JavaScript, or dive into more advanced web development.
Ask a question
Send a message explaining your needs and Szymon will reply soon:
The more detail, the better.
Ex. "Hi, when are you available to meet for a lesson?"
Ex. "Hi, when are you available to meet for a lesson?"
Availability of a typical week
(GMT -04:00) New York
Mon | Tue | Wed | Thu | Fri | Sat | Sun | |
---|---|---|---|---|---|---|---|
0 | |||||||
1 | |||||||
2 | |||||||
3 | |||||||
4 | |||||||
5 | |||||||
6 | |||||||
7 | |||||||
8 | |||||||
9 | Saturday at 9:00 | Sunday at 9:00 | |||||
10 | Saturday at 10:00 | Sunday at 10:00 | |||||
11 | Monday at 11:00 | Tuesday at 11:00 | Wednesday at 11:00 | Thursday at 11:00 | Friday at 11:00 | Saturday at 11:00 | Sunday at 11:00 |
12 | Monday at 12:00 | Tuesday at 12:00 | Wednesday at 12:00 | Thursday at 12:00 | Friday at 12:00 | Saturday at 12:00 | Sunday at 12:00 |
13 | Monday at 13:00 | Tuesday at 13:00 | Wednesday at 13:00 | Thursday at 13:00 | Friday at 13:00 | Saturday at 13:00 | Sunday at 13:00 |
14 | Monday at 14:00 | Tuesday at 14:00 | Wednesday at 14:00 | Thursday at 14:00 | Friday at 14:00 | Saturday at 14:00 | Sunday at 14:00 |
15 | Monday at 15:00 | Tuesday at 15:00 | Wednesday at 15:00 | Thursday at 15:00 | Friday at 15:00 | Saturday at 15:00 | Sunday at 15:00 |
16 | Sunday at 16:00 | ||||||
17 | Tuesday at 17:00 | Wednesday at 17:00 | Thursday at 17:00 | Friday at 17:00 | Saturday at 17:00 | Sunday at 17:00 | |
18 | |||||||
19 | |||||||
20 | |||||||
21 | |||||||
22 | |||||||
23 |
from $19.05Online via webcam
from $22.41At student's home
100% Satisfaction Guarantee
Good-fit Instructor Guarantee
If you are not satisfied after your first lesson, Apprentus will find you another instructor or will refund your first lesson.
Online reputation
- Instructor since October 2024
- 1 repeat student
- Phone number verified
- Google connected
- Linkedin connected
Availability of a typical week
(GMT -04:00) New York
Mon | Tue | Wed | Thu | Fri | Sat | Sun | |
---|---|---|---|---|---|---|---|
0 | |||||||
1 | |||||||
2 | |||||||
3 | |||||||
4 | |||||||
5 | |||||||
6 | |||||||
7 | |||||||
8 | |||||||
9 | Saturday at 9:00 | Sunday at 9:00 | |||||
10 | Saturday at 10:00 | Sunday at 10:00 | |||||
11 | Monday at 11:00 | Tuesday at 11:00 | Wednesday at 11:00 | Thursday at 11:00 | Friday at 11:00 | Saturday at 11:00 | Sunday at 11:00 |
12 | Monday at 12:00 | Tuesday at 12:00 | Wednesday at 12:00 | Thursday at 12:00 | Friday at 12:00 | Saturday at 12:00 | Sunday at 12:00 |
13 | Monday at 13:00 | Tuesday at 13:00 | Wednesday at 13:00 | Thursday at 13:00 | Friday at 13:00 | Saturday at 13:00 | Sunday at 13:00 |
14 | Monday at 14:00 | Tuesday at 14:00 | Wednesday at 14:00 | Thursday at 14:00 | Friday at 14:00 | Saturday at 14:00 | Sunday at 14:00 |
15 | Monday at 15:00 | Tuesday at 15:00 | Wednesday at 15:00 | Thursday at 15:00 | Friday at 15:00 | Saturday at 15:00 | Sunday at 15:00 |
16 | Sunday at 16:00 | ||||||
17 | Tuesday at 17:00 | Wednesday at 17:00 | Thursday at 17:00 | Friday at 17:00 | Saturday at 17:00 | Sunday at 17:00 | |
18 | |||||||
19 | |||||||
20 | |||||||
21 | |||||||
22 | |||||||
23 |
from $19.05Online via webcam
from $22.41At student's home
Good-fit Instructor Guarantee
If you are not satisfied after your first lesson, Apprentus will find you another instructor or will refund your first lesson.
Share
You are here
Similar classes
Han
Programming, data analysis, and statistics courses by a French master's graduateGraduated with a Master's degree in Applied Mathematics and Optimization, I offer tailored support to meet your needs (courses/projects/exams) in programming, analysis, and statistics.
Currently working in a field involving C++ programming, scripting, and mathematical modeling (constraint programming, linear/MIP programming, Branch and Bound, etc.), I can provide assistance ranging from installing different software to ongoing support for projects, whether for your academic studies or professional work.
Note (regarding statistics courses):
Please note that for statistics courses, I recommend contacting me at least four weeks in advance of your desired deadline (exams/projects) to ensure ample preparation time otherwise I systematically decline the requests. This will allow us to have productive and effective sessions tailored to your needs.
PROGRAMMING Languages:
C/C++, Java, VBA, etc...
STATISTICS Software:
Matlab, R, (Excel)
Courses can be conducted in French or English, depending on your preferences.
Siyavash
Teaching Python by PhD student.I am a Ph.D. student at the University of Antwerp in the field of regional economics and the economics of transportation.
Besides, I have a master's degree in civil engineering and my mathematic level is proficient.
Additionally, I attained 169/170 in GRE quantitative reasoning.
Salah Eddine
Master Python with Courses Suitable for All Ages and Levels! Beginners, Intermediates, Professionals, Everyone is WelcomeMaster Python with Personalized Courses
Discover the art of programming with Python courses tailor-made to meet your specific needs. Whether you are a beginner, intermediate or professional, my lessons are suitable for all levels.
Why Choose My Courses?
Personalized Teaching Approach: Each course is tailored to your skill level and individual goals.
Practical Experience: Learn by doing with real-world projects that build your understanding and skills.
Ongoing Support: Get unlimited email support for any questions you have between sessions.
As a Python expert, I have a passion for teaching and sharing my knowledge. My goal is to guide you effectively in your learning journey.
Book Your First Lesson:
Start your journey to Python mastery now by booking your first lesson. Whether you aspire to enter the development field or hone your existing skills, these courses are designed for you.
Thomas
Python for Beginners or Tech Enthusiasts! Start now!Dive into the world of programming with Python! This introductory class offers a hands-on approach to learning Python's core concepts. Ideal for aspiring IT professionals, software engineers, and data enthusiasts, you'll gain practical experience and build a solid foundation in Python programming.
Rony
Learn App Development for Teens! Features three fun beginner, intermediate and advanced levels!Empower young minds to create their own mobile apps with this fun and interactive course! Designed for children aged 9 to 13, this course introduces app development using MIT App Inventor, a beginner-friendly platform that makes coding easy and exciting. Students will learn the basics of programming, user interface design, and problem-solving as they build their own functional Android apps. Through hands-on projects and creative challenges, they will develop logical thinking and digital skills while bringing their ideas to life. No prior experience is needed—just curiosity and a passion for technology!
Nwafor
Comprehensive AI & Coding Guide: Teaching Generative AI (ChatGPT, Claude, LLaMA) with Python, React, Node.js, JavaScript & Beginner-FriendlyThis course is designed to introduce students of all levels—ranging from young children to university students—to the exciting world of artificial intelligence and programming. Whether you're a beginner exploring coding for the first time or an advanced student eager to dive into AI development, this course provides a structured and engaging learning experience.
What You'll Learn:
✅ AI & Generative Models – Understand and interact with AI models like ChatGPT, Claude, and LLaMA.
✅ Programming Foundations – Learn Python, JavaScript, and beginner-friendly coding concepts tailored for young learners.
✅ Web Development – Build interactive applications using React and Node.js.
✅ Prompt Engineering – Master techniques for crafting effective AI prompts to get the best responses.
✅ Hands-on Projects – Work on real-world projects that reinforce learning and creativity.
What to Expect:
📌 Beginner-Friendly & Advanced Tracks – Tailored lessons for different age groups and skill levels.
📌 Interactive Coding Sessions – Learn by doing with engaging exercises and projects.
📌 AI-Powered Applications – Create your own AI-driven chatbots and web apps.
📌 Fun & Engaging Learning – A creative and dynamic approach to programming and AI.
By the end of this course, students will have a strong foundation in coding, AI concepts, and web development, empowering them to build innovative projects and explore the future of technology. 🚀
Baia
Front-end development(Html, Css, Javascript, Vue.js, React.js) by professional and experienced developerAre you ready to craft stunning, interactive websites that captivate audiences and elevate user experiences? Look no further than my dynamic Front-End Development course.
From mastering HTML, CSS, and JavaScript to harnessing the power of cutting-edge frameworks like React and Vue, you'll acquire the skills needed to build responsive, intuitive websites that stand out in today's competitive market.
But it's not just about learning code—it's about cultivating creativity. My methods fosters a collaborative learning environment where you'll engage in real-world projects, tackle challenges head-on, and refine your design sensibilities to create visually stunning interfaces that leave a lasting impression.
If you are stuck with your project, or you want to kearn high-income, future skills, my Front-End Development course is your gateway to success.
Enroll now and embark on a journey towards a fulfilling and rewarding career in tech!"
For further details, please don't hesitate to contact me!
Yassine
Introduction to Robotics, Electronics and ProgrammingDiscover the world of robotics, electronics, and programming with a course designed for technology and innovation enthusiasts. Whether you are a beginner or already have some basics, this course will guide you through the fundamentals, with a hands-on approach to designing your own projects. You will learn how to use electronic components, program microcontrollers, and assemble robots to perform autonomous tasks.
Gaëlle
Code Your Way to Success: A Fun and Interactive Introduction to Programming for KidsIn this class, kids will learn the fundamentals of programming and computer science in a fun and engaging way, and discover how these hard and soft skills can be used in their personal and future professional lives. Through interactive lessons and hands-on projects, kids will explore the world of code and create their own digital creations.
Throughout the course, they will:
Learn the basic concepts and terminology of programming
Experiment with different programming languages and platforms
Create simple programs and apps using code
Collaborate with peers and share their creations
Develop problem-solving skills, logical thinking, and other valuable skills that will be useful in any field
By the end of the class, your children will have the knowledge and confidence to continue exploring the exciting world of programming and computer science and will understand how code can be a powerful tool for achieving success in any field. They'll be able to choose the job they want in the future or even build their own company. So, join us and code your way to success!
Antonio
Marketing, Promotion, Digital Optimization, and SEOThe course module is adapted to the student.
You will earn:
▪️ An integrated digital marketing strategy based on your own organizational context.
▪️ Skills to effectively analyze and leverage data to make breakthrough data-driven decisions.
▪️ A future perspective on marketing and an overview of how to use emerging digital channels and technologies, such as artificial intelligence (AI) and chatbots, within your organization.
▪️ Accept the challenges and opportunities of disruptive technology in your digital marketing strategy.
Younes
Master Python at All Levels with Personalized Lessons - SUP SPE Program includedStart with the fundamentals like variables, loops, and conditionals, and progress to more advanced concepts including manipulating files, images, and using Python libraries like Numpy, Scipy, Pandas, and Matplotlib. Also explore the fundamentals of object-oriented programming.
Why choose this Course?
By opting for these courses, you will have the opportunity to consolidate your knowledge through practical exercises and concrete mini-projects which will strengthen your Python skills. Each session will be interactive, allowing you to ask questions and receive constructive feedback on your code.
You will be able to benefit from personalized support. Lessons are tailored to your level, whether you're looking to pursue a career in programming or just want to learn for fun. Sessions are tailored to your goals, and ongoing support is provided to overcome any challenges you may encounter.
Dishant
Python and Java Programming Bootcamp for Computer enthusiatsWelcome to my immersive - Programming Bootcamp, a comprehensive journey designed to empower you with one of the most versatile and in-demand programming languages of our time! Python and Java stands at the forefront of the technological revolution, fueling advancements in artificial intelligence, automation, and web development. Whether you’re an aspiring developer or a student of any level preparing for exams, this bootcamp is crafted to give you the knowledge and confidence to excel.
Starting from the very basics, I’ll guide you through every essential topic with a detailed, hands-on approach. Each session is structured to build a solid foundation, gradually progressing into more advanced concepts to ensure your learning is smooth, intuitive, and rewarding. My commitment to your satisfaction and understanding is absolute—I take pride in creating an environment where every question is welcomed, each concept is clarified, and no one is left behind. With clear explanations and patient guidance, I’m here to help you achieve mastery step by step.
The bootcamp doesn’t stop at theory. To make learning meaningful and memorable, I’ve integrated real-world projects that bring to life. You’ll apply your skills in practical scenarios, tackling hands-on projects that simulate industry challenges. By the end, you’ll have a portfolio of applications showcasing your proficiency, making you well-prepared for real-life tech opportunities.
With an emphasis on clarity, relevance, and personalized support, my goal is to ensure that your learning experience is both empowering and enjoyable. Whether you’re seeking to advance in your career or simply unlock new skills, I’m here to make this journey as impactful as possible. Join me in this Bootcamp, where your growth and success are my highest priorities, and take the first step toward unlocking your potential in the world of programming.
Mahmoud
Computer Programing, Coding instructor, Data analyst, Web Development, Software engineerI specialize in teaching web technology and data analysis for students at all levels, covering and i can learn children from 6 to 18 years old
web technology( HTML, CSS, JavaScript, C#, ASP.NET MVC, API development, database management)
data analysis( Excel, Power BI, SQL, and Python).
My goal is to make complex concepts accessible and engaging, helping students build both foundational skills and industry-relevant expertise. I provide structured lessons with hands-on projects and assign exercises after each session to reinforce learning. Progress is closely monitored, with regular feedback provided to keep students motivated and improving.
Whether you're a beginner eager to build your first web page, a student looking to analyze data effectively, or a budding programmer ready to create dynamic applications, my courses are tailored to your pace and goals. You'll develop real-world skills and gain confidence in a supportive learning environment designed to challenge without overwhelming.
Imad
Learn Python from A to Z (Algorithms, OOP, GUI TKinter...)Python is a popular programming language. Thousands of businesses have built their websites with Python, including Google, Facebook, Dropbox, Instagram, and Reddit.
Python is used for all sorts of tasks, such as building websites, gaming, site vacuuming, data analysis, machine learning and natural language processing, or even simple applications.
The Python language is designed to be easy to read without sacrificing its power, which makes it a great language for beginners.
Why should you learn Python?
Python is easy to learn
Python is a language of choice, i.e. for general use (application, games, website, etc.)
Python is a versatile and cross-platform language
Python has one of the most mature package managers
Python is a commonly used language in data science
Python is cross-platform and open source
And the most important reason: If you want to add a language to your existing library, the demand for Python programmers is huge.
To take this course you do not need any prerequisites, any development skills!
It is also suitable for developers wishing to learn Python.
If the adventure tempts you then join the participants who have already trusted me for their learning!!!
Who is this course for?
Anyone wishing to learn python.
University students majoring in computer science.
Development novices, because it is the ideal language to start
Developers wishing to add a language to their skills
Azzedine
Maîtrisez NinjaTrader: Develop an expert in trading!Get an expert in trading with NinjaTrader!
If you are passionate about trading and souhaitez maitriser on one of the platforms of trading with more people in the market, this announcement is for you!
If you are an expert in NinjaTrader, I offer you some training to help you get into this trading platform as an exception. If you want to use the trading manual or automate your strategies to use the C# language and other personal indicators, these configurations will guide you through the process.
Advice for all Nivea traders, technicians, and experienced professionals, to see who you can attend:
A training app for the use of NinjaTrader, comprenant of navigation in the interface, execution of orders and analysis of operations.
Detailed instructions on the creation and optimization of automated trading strategies using the C# language.
Conseils pratiques sur l'utilisation des indications personnalisés pour ajouter votre touche analytique et prendre des décisions de trading claires.
If you want to generate additional revenues from trading or do trading activities at regular times, you will be able to prepare the necessary concierges and competencies to make profit from your financial markets.
I hope you have the opportunity to develop a veritable expert in trading with NinjaTrader! Contact your maintenant to reserve your place and start your purchases over the successful financing.