facebook
    Szymon
    Trusted teacher
    FavouritesAdd to Wish List
    FavouritesAdd to Wish List
    Trusted teacher
    from17.00EUR/ 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.

    Extra information

    Bring your own laptop with PostgreSQL installed!

    Location

    At student's location: Around Antwerp, Belgium
    Online via webcam

    |
    Use ⊞+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.js

    About 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?"

    Availability of a typical week

    (GMT -05:00) New York
    MonTueWedThuFriSatSun
    0              
    1              
    2              
    3              
    4              
    5              
    6              
    7              
    8            Saturday at 8:00  Sunday at 8:00
    9            Saturday at 9:00  Sunday at 9:00
    10  Monday at 10:00  Tuesday at 10:00  Wednesday at 10:00  Thursday at 10:00  Friday at 10:00  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              Sunday at 15:00
    16    Tuesday at 16:00  Wednesday at 16:00  Thursday at 16:00  Friday at 16:00  Saturday at 16:00  Sunday at 16:00
    17              
    18              
    19              
    20              
    21              
    22              
    23              
    from 17€Online via webcam
    from 20€At 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.

    Online reputation

    • Instructor since October 2024
    • 1 repeat student
    • Phone number verified
    • Google connected
    • Linkedin connected

    Availability of a typical week

    (GMT -05:00) New York
    MonTueWedThuFriSatSun
    0              
    1              
    2              
    3              
    4              
    5              
    6              
    7              
    8            Saturday at 8:00  Sunday at 8:00
    9            Saturday at 9:00  Sunday at 9:00
    10  Monday at 10:00  Tuesday at 10:00  Wednesday at 10:00  Thursday at 10:00  Friday at 10:00  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              Sunday at 15:00
    16    Tuesday at 16:00  Wednesday at 16:00  Thursday at 16:00  Friday at 16:00  Saturday at 16:00  Sunday at 16:00
    17              
    18              
    19              
    20              
    21              
    22              
    23              
    from 17€Online via webcam
    from 20€At 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


    Han
    Programming, data analysis, and statistics courses by a French master's graduate
    Graduated 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.

    Amin
    Statistical Analysis with Python and R (Rstudio) - Intro to Data Science
    By delving deep into the practical applications of statistics and data science, this course is designed to set you up for success. Learn from real-world examples: Instead of spending hours on theoretical material and trying to relate it to practical issues, we will focus solely on applied statistics. Programming will allow you to apply theory to real-world problems, equipping you with the knowledge and skills you need to succeed. We won’t be spending hours solving math problems by hand for reinforcement, as this isn’t school. Instead, we’ll use cutting-edge methods and code libraries that leverage the latest software releases to maximize productivity and efficiency. If you have any further questions, please do not hesitate to contact us.

    Salah Eddine
    Master Python with Courses Suitable for All Ages and Levels! Beginners, Intermediates, Professionals, Everyone is Welcome
    Master 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.

    Mazuba
    Complete IGCSE Computer Science & ICT: From Basics to Advanced Programming
    This course is tailored for IGCSE Computer Science and ICT students who want to master all the key topics in their curriculum. With a focus on practical programming skills, theoretical computer science concepts, and hands-on problem-solving, this class will guide you through the essential topics covered in the IGCSE syllabus. Learn the fundamentals of data representation, hardware and software, databases, and Boolean logic, and then build on those concepts with programming and algorithm design. Gain a deep understanding of the inner workings of computers and their applications in real-world scenarios. By the end of this course, you will have a solid understanding of key computer science concepts and the practical skills to succeed in your IGCSE exams and beyond. What You’ll Learn: Data Representation: Learn how computers represent and process data, including binary, hexadecimal, and conversions between number systems. Data Transmission: Understand how data is transmitted over networks, focusing on packet switching, USB, and data packets. Hardware & Software: Gain a foundational understanding of computer hardware components and the role of software in running programs. Boolean Logic: Explore logic gates, truth tables, and Boolean expressions, and apply them to solve complex problems. Algorithm Design: Learn to design algorithms and solve problems using effective computational methods. Programming: Master the basics of programming with hands-on coding in Python, C++, and C#. Databases: Understand database structures, SQL queries, and primary keys. Build single-table databases and learn data management techniques.

    Enrique
    Distinction Maths, Physics, Programming, Engineering: 12+ years experience tutoring for Excellence
    Don't settle for anything less than excellence. I am an Aerospace Engineer with a Master's degree in Quantum Physics and have completed Ph.D. work at the University of Cambridge. Additionally, I have 4 years of experience developing MATLAB and possess deep programming skills in MATLAB/Simulink family, C/C++, Fortran, and Python. With over 12 years of tutoring experience, I have successfully guided more than 50 students worldwide to achieve distinction in various fields. Consistent results are my priority, and I strive for excellence in all aspects of my teaching. My lessons are customized to meet each student's unique needs and are designed to be engaging and insightful. Whether you are at a school level or require advanced or professional-level instruction, I offer support in the following areas: - University levels (undergraduate and postgraduate) - Preparation for IB/IA, A-Levels, GCSE, University Entry, or equivalent - Assistance with specific projects at a professional level, including interview preparation - High school studies and diploma programs - Extensive experience working with children Every lesson is meticulously planned in advance to ensure that it aligns with your goals and targets areas for improvement. I prioritize a dynamic and interactive learning experience, with one-on-one sessions tailored to your individual requirements. Lessons will be conducted via webcam, enabling you to connect from anywhere. I have a highly flexible schedule and can adapt to accommodate your needs. If you have any questions about my teaching method, availability, or pricing, please don't hesitate to reach out. I am here to assist you and provide the support you need.

    Youssef
    Analog and digital electronics, VHDL, FPGA, programming
    doctoral student in engineering sciences provides support courses in analog and digital electronics at any DEUG level and engineering schools. having scientific and technical knowledge, three years of experience in the field of teaching, pedagogy and a sense of listening and analysis, I am able to help pupils and students and train them in the chapters of which they are having difficulty. for more info please contact me

    Roy
    Computer Programming for Beginners | Easy Webdesign with HTML, CSS and Javascript
    Hello and welcome! Learn about some of the most common programming languages used online and make your own website! This class is well-suited for people who are interested in, want to start to learn, or already have some basics, of Web development and would like to hone their programming skills.

    Gaëlle
    Code Your Way to Success: A Fun and Interactive Introduction to Programming for Kids
    In 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!

    Abdelhakim
    Programming in C, Arduino, PYTHON, MATLAB, SIMULINK, VBA, web application, Django
    As a programming expert, I have a perfect command of several languages such as C and Python, as well as the programming of ARDUINO and Raspberry Pi electronic boards and the modeling of systems with MATLAB SIMULINK. I am delighted to offer my skills to help you accomplish your professional projects or succeed in your private lessons in full quality and on time. With my experience and my passion for programming, I am confident that we can work together to achieve the desired results. Whether you need assistance programming an application, designing an electronic circuit, robotics project, or modeling a system, I'm ready to help. Do not hesitate to contact me now to discuss your project and start working together.

    Brahim
    Introduction to NoSQL DataBase MongoDB by Pratique
    Do not deal with the manual with terms of reference statements and basic documents that cannot be obtained in order to avoid the MongoDB problem. Please include the connection to one of the MongoDB données base, comment on simple CRUD operations and sujets clés que l'agrégation, l'indexation, la mode des données et les Transaction. 1- Install MongoDB 2- Implement MongoDB 3- Use of documents and collectibles 4 - Leadership Committee 5- Execute CRUD commands (create, read, update, delete) avec mongo shell 6- Type the register in a MongoDB database 7- Reset the base to remonter specific documents depuis mongo shell. 8- Lagrégation 9- Indexing 10- Amending institutions and transactions

    Mouncef
    Learn Python, Artificial intelligence with me until you become an expert
    This Python course teaches you the basics of programming in Python, including variables, data types, operators, control structures (if, for, while), functions, and lists. You will also learn how to manipulate data with libraries such as Pandas and NumPy, create graphs and visualizations with Matplotlib and Seaborn, and even develop simple web applications with Flask or Django.

    Younes
    Scratch, Roblox: Code for Fun - A Fun Adventure for Kids and Beginners!
    With Scratch and Roblox, programming becomes child's play! Learn how to create animations, games, and interactive stories using colorful, easy-to-manipulate blocks of code. No complex language here, just a visual and intuitive approach to make learning as fun as possible. Whether you are a parent wanting to introduce your children to the language of programming or a beginner curious to discover the world of coding, this training is suitable for all ages. No prerequisites necessary, just a dose of curiosity and a desire to have fun while learning. As a trainer, I am committed to creating a caring and creative learning environment. I will use teaching methods adapted to each child, promoting positive interaction and encouraging the free expression of creativity. The goal is to make each lesson an engaging and enriching experience.

    Pr YSF
    Analog and digital electronics, VHDL, FPGA, programming
    Engineer and senior professor of engineering sciences provides support courses in analog and digital electronics at all levels, engineering schools. having a scientific and technical knowledge, five years of experience in the field of teaching, teaching and a sense of listening and analysis, I am able to help pupils and students and train them in the chapters of which they have difficulties. for more info please contact me

    Dishant
    Python and Java Programming Bootcamp for Computer enthusiats
    Welcome 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.