Database Admin oracle, sql server, cloud computing

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.

If you've ever looked at a database and thought, "Where do I even start?"—this course is for you. I'm going to teach you SQL from the ground up, no fluff, no jargon, just the real stuff you need to get confident writing queries that actually do something useful. We'll start with the basics—how to pull data from a table—and build up to more advanced topics like joins, aggregations, subqueries, and even window functions. You’ll learn how to ask the right questions, write clean, readable queries, and solve real-world problems with data.

I offer to help you master your computer (Mac, Windows or Linux), tablet and phone to make efficient, secure and enjoyable use of them. My approach includes mastering the essential features of each system, using appropriate office suites, secure use of the internet and apps, and in short, discovering practical tools to simplify your digital daily life. My goal is to reconcile you with technology and make you independent in your IT uses.

Dive into the world of SQL databases with this comprehensive course designed for learners of all levels. Whether you are new to databases or seeking to expand your expertise to advanced concepts like distributed systems, this course has you covered. What You can Learn: - Fundamentals of relational databases and SQL syntax. - Designing robust databases using normalization and entity relationships. - Writing complex queries, joins, and subqueries. - Database optimization techniques for performance tuning. - Implementing stored procedures, triggers, and views. - Managing transactions and ensuring data integrity. - Understanding and working with distributed database systems like Distributed PostgreSQL

I have known and used the Mac since 1989 and since 2014 it has become my main activity and I have more than 1600 customers in Switzerland and neighboring France. I give at-home lessons if necessary and online lessons and troubleshooting with the Messages app on your Mac, from Apple ID to Apple ID, in complete security. If you have problems with your Mac, updates to make or training needs on Mac OS or apps like Contacts, Safari, Mail, system settings and optimizations and security (malware), iCloud, Photos, printers and passwords, etc... do not hesitate to call me. I have been registered with the Geneva commercial register and with the French-speaking business federation since 2015.

I can teach you computing from KS3 onwards and give you a thorough background in computer science and programming, including Python, which will get you ready for later GCSE and other exams. I am familiar with all UK KS3 curricula including OCR, AQA and Edexcel.

Would you be interested in learning how to use Artificial Intelligence in your daily life? In my AI classes for kids, you will learn how to use this advanced technology in a practical and fun way! During our sessions, we'll explore different ways AI can improve our everyday lives, from shopping online to playing video games. In addition, you will learn to code and create your own AI applications. My classes are suitable for children from 8 years old and are held online via video calls. No previous programming experience is required! If you are interested in learning about AI and how to use it in your life, feel free to contact me! I'm looking forward to teaching you everything I know about this amazing technology.

Module 1: SQL Overview Outlining SQL as the cornerstone of database activity Applying the ANSI/ISO standards Describing the fundamental building blocks: tables, columns, primary keys, and foreign keys Module 2: Building the Database Schema - Creating tables and columns Building tables with CREATE TABLE Modifying table structure with ALTER TABLE Adding columns to an existing table Removing tables with DROP TABLE - Protecting data integrity with constraints Guaranteeing uniqueness with primary key constraints Enforcing integrity with foreign key constraints Imposing business rules with check constraints - Improving performance with indexes Expediting data retrieval with indexes Recommending guidelines for index creation Module 3: Manipulating Data - Modifying table contents Adding table rows with INSERT Changing row content with UPDATE Removing rows with DELETE - Applying transactions Controlling transactions with COMMIT and ROLLBACK Deploying BEGIN TRANSACTION in SQL Server Module 4: Working with the SELECT Statement - Writing Single Table queries Retrieving data with SELECT Specifying column expressions Sorting the result with ORDER BY Handling NULL values in expressions - Restricting rows with the WHERE filter Testing for equality or inequality Applying wildcard characters Avoiding NULL value pitfalls Module 5: Querying Multiple Tables - Applying the ANSI/ISO standard join syntax Matching related rows with INNER JOIN Including nonmatched rows with OUTER JOIN Creating a Cartesian product with CROSS JOIN - Combining results with set operators Stacking results with UNION Identifying matching rows with INTERSECT Utilizing EXCEPT to find nonmatching rows Module 6: Employing Functions in Data Retrieval - Processing data with row functions Conditional formatting with the CASE expression Utilizing the CASE expression to simulate IF tests Dealing with NULL values - Performing analysis with aggregate functions Summarizing data using SUM, AVG and COUNT Finding the highest/lowest values with MAX and MIN Defining the summary level with GROUP BY Applying filter conditions with HAVING Module 7: Constructing Nested Queries - Applying subqueries in filter conditions Creating correlated vs. noncorrelated subqueries Testing the existence of rows - Including subqueries in expressions Placing subqueries in the column list Creating complex expressions containing subqueries Handling subqueries that return no rows Module 8: Developing In-Line and Stored Views - Breaking down complex problems Selecting data from a query result set Using subqueries in the FROM clause - Creating views in a database Building reusable code Creating updateable vs. non-updateable views

I specialize in tutoring SQL for beginners and students preparing for careers in data analytics, business analytics, database management. My goal is to help students build a strong foundation in SQL, writing efficient queries and managing databases with confidence. Also to keep students challenged, but not overwhelmed. I assign homework after every lesson and provide periodic progress reports. If you've never written a SQL query before, don’t worry—I break down every concept step by step, making it easy to follow and apply.

I specialize in teaching English to school mathematics and the SAT, GED, GRE and GMAT tests. My goal is to keep students feeling challenged, but without overwhelming them. I give homework after each lesson and provide periodic reports on progress. This category is intended for home-based online learning aspiring to learn. The focus is on learning how to calculate in a way that is very simple for you. You will learn a variety of numeracy techniques in education and your daily life in a relaxed and fun way. If you're a beginner, don't worry at all, my eight-year-old son is able to do most of these calculations.

Learning technical subjects will greatly contribute to enhancing your mental abilities and raising your level of scientific competence, whether you are learning them at school or university. In addition, by understanding technical subjects well, you will be able to keep up with the modernity of the future and become one of the components of the digital world and makers of technical solutions.

I'm a developer coach with over 10 years of experience in website and database development. Holding a professional license and several industry-recognized certifications, he is a MySQL expert and able to walk you through the most complex requests. As a coordinated and passionate website builder, I am able to share my knowledge and experience with over 100's of people to help achieve their development goals. Many renewable projects are experienced and able to deliver high quality results. If you are looking for a talented developer coach to help you with your MySQL demands, please feel free to contact me.”

Le développement d'un projet de S.I., depuis le début de sa conception jusqu'à sa mise en place, est un processus complexe requérant des aptitudes, des compétences, des connaissances et une coopération de toutes les personnes et groupes concernés Un projet réussi est un projet qui donne satisfaction aux utilisateurs finaux en respectant les contraintes de coûts, de délais et de qualité qui avaient été fixés.

Improve your French by following our online French courses. I teach courses and help organize foreign companies in matters of organization and fixed obligations such as monthly expenses and scheduling client appointments.

A graduate in Information Technology, my lessons are for all levels of software learners. Lesson plans include starting from scratch to advanced level. After each week, a mini assignment is given to assess the lessons taught, and then only we move further ahead.