23 Oct 2023 Jakub Romanowski 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. Read more 31 Aug 2023 Jakub Romanowski How SQL Helps the Healthcare Sector Why does the healthcare industry need SQL? Find out how you can use SQL for healthcare in this article. The digital age has ushered in a new era where data is at the heart of every industry. From finance to retail, data drives decision-making and strategy, shaping the way businesses operate and grow. The healthcare sector, with its vast and complex data sets, is no exception to this trend. The rise of digital health records, patient databases, and common integration of hospital inventory management software has underscored the importance of efficient data management in healthcare. Read more 3 Aug 2023 Jakub Romanowski Best SQL Books for Data Analysis In the world of data analysis, SQL is a powerful tool. It's a language that helps professionals find, organize, and analyze the data stored in databases. If you're looking to learn this important skill, you've come to the right place. This article will guide you through the best SQL books for data analysis, whether you're just starting out or already have some experience. SQL (Structured Query Language) is a standard language used for working with databases. Read more 1 Aug 2023 Jakub Romanowski Course of the Month: Window Functions Practice Set Do you want to enhance your SQL skills and learn how to prepare complex SQL reports? Maybe you've learned SQL window functions but need a refresher. This month, our unique SQL course Window Functions Practice Set is completely free! You're probably wondering ‘What's the catch?’. Why do we give something for free to our users? Well... we want to support people like you who are constantly striving to be better. Read more 26 Jul 2023 Jakub Romanowski The Best Way to Learn SQL: A Complete Guide for Beginners If you've ever wondered about the best way to learn SQL, you're in the right place. Whether you're a complete beginner or an experienced professional looking to upskill, this comprehensive guide will show you the way. In today's data-driven world, you can think of data as a treasure chest full of gold. And SQL (Structured Query Language) is your personal key to unlocking it. SQL is a potent tool that allows you to communicate with databases, enabling you to extract, shape, and make sense of data. Read more 5 Jul 2023 Jakub Romanowski Our New Interactive Course – SQL Practice: University Are you a beginner looking for a hands-on online SQL course to solidify your skills? Or perhaps you're an SQL learner hungry for real-world applications of your new skills? LearnSQL.com, has crafted a robust practice-based learning experience to help you advance at your own pace. Here is SQL Practice: University! In today's data-driven world, mastering SQL is more than just a useful skill—it's a powerful tool that can open doors to many career opportunities. Read more 1 Jul 2023 Jakub Romanowski Course of the Month: Write Functions in PostgreSQL Why learn to write user-defined functions? I’ll explain in this article – and how you can learn for free during July 2023 with this LearnSQL.com PostgreSQL course! PostgreSQL is one of the most popular databases in the world. This is mainly due to its great functionality and the fact that it’s open source (i.e. free!). Postgres is fast, it runs on multiple systems, and it’s suitable for almost any application. Read more 1 Jun 2023 Jakub Romanowski Course of the Month: INSERT, UPDATE, DELETE in Postgres Do you want to be a data engineer or data analyst? Do you work with databases daily and need to expand your skills with the basics of data manipulation? You've come to the right place. For June 2023, our SQL course of the month is PostgreSQL INSERT, UPDATE, and DELETE Commands! Learn SQL for FREE! How do you get this free PostgreSQL course in June? Create a free LearnSQL. Read more 28 Apr 2023 Jakub Romanowski MySQL Crash Course - An Interview With Rick Silva If you've read my articles before, you probably already know that I love reading. What's more, I also collect SQL books. It may sound weird, but I enjoy comparing different approaches and ways of writing about databases. The best ones end up in our recommended books lists, like The Best SQL Books. One of those books, MySQL Crash Course, has just been released. I was able to talk to its author, Rick Silva, and this is what he told me. Read more 1 Apr 2023 Jakub Romanowski Course of the Month: SQL Reports in PostgreSQL If you are looking for a course that takes your PostgreSQL skills to a completely different level, you've come to the right place. You can learn for free in April! We chose SQL Reporting in PostgreSQL for our Free SQL Course of the Month. It's just awesome – I'll tell you why. Do you want to be even better at SQL? Do you know the basics and want your SQL reports to be even more sophisticated? Read more «« « 1 2 3 … 5 6 7 … 12 » »»