19 Apr 2024 Jakub Romanowski Track of the Season: SQL from A to Z in MySQL Do you feel the spring already? Everything is in full bloom at this time of the year. Why shouldn’t it be the same with your career? You just need to water it with a new skill. Here is the brilliant SQL from A to Z in MySQL track, our Track of the Season. In this article, I answer common questions about this awesome set of online MySQL courses. Why should you care about relational databases at all? Read more 19 Apr 2024 Jakub Romanowski Enhancing Decision-Making with SQL If you’ve ever felt overwhelmed by inefficient workflows, there’s hope. In this article, I'll show you how smart decision-making with SQL can boost your career. You will explore practical SQL strategies that go beyond organizing data, and fundamentally transforming decision-making in your company. Are you a business professional keen on boosting your data management skills? Well, SQL—or Structured Query Language—might just be your ticket to greater efficiency. It’s a robust tool that can transform the way you interact with data. Read more 1 Apr 2024 Jakub Romanowski Course of the Month: Revenue Trend Analysis in PostgreSQL Need to understand what your data is saying about your business? In April 2024, our Free SQL Course of the Month is Revenue Trend Analysis in PostgreSQL. Don't miss this opportunity to elevate your analytical capabilities with a leading database system! Understanding revenue trends is crucial for business success, but effective data analysis can be challenging. Dive into the world of SQL reports and enhance your business growth strategies with PostgreSQL. Read more 1 Mar 2024 Jakub Romanowski Course of the Month: Window Functions in PostgreSQL Are you looking for the best way to master SQL window functions? Throughout March 2024, you can access the interactive course Window Functions in PostgreSQL for free. Boost your skills at no cost. Hurry, time is running out! Need a free PostgreSQL course on window functions? You've come to the right place! If you are reading this article, you probably know PostgreSQL is one of the most popular databases in the world. Read more 1 Feb 2024 Jakub Romanowski The Best Online SQL Editors When it comes to online SQL editors, you have lots of options. Find out what features you should look for and what editors we prefer in this article. In this article, I'm going to share my insights on online SQL editors. These handy web-based tools have made my SQL query execution and database management tasks much simpler and more accessible – especially when compared to traditional desktop software. I'll discuss their key features and offer guidance on choosing the right one for different needs, whether you're a beginner or an experienced user. Read more 1 Feb 2024 Jakub Romanowski Course of the Month: Common Functions in PostgreSQL Do you want to be able to use popular PostgreSQL functions and process different types of data more easily? You've come to the right place! Here is the Common Functions in PostgreSQL course. Throughout the month of February, this SQL course is absolutely FREE! You are probably wondering why LearnSQL.com is offering a free SQL course. Well, we've been doing this for a long time. We choose one of our courses every month and give users free access to it. Read more 25 Jan 2024 Jakub Romanowski Your Complete Guide to SQL JOINs (with Resources) This detailed guide covers all important SQL JOIN topics, from basic concepts to advanced techniques. Bookmark this guide for future reference – it’s packed with useful resources and guides to help you work with JOINs effectively. SQL JOINs are essential in SQL and data analysis, as they let you combine data from different tables into a unified view. In this article, I've gathered everything you need to know about SQL JOINs. Read more 4 Jan 2024 Jakub Romanowski Analyzing Social Media Data with SQL Diving into the world of SQL social media analysis? This guide will help you start using SQL to analyze and interpret data from social media platforms. Get ready to transform your approach to digital data and unlock new possibilities in social media analytics! Welcome to the exciting world of SQL and social media analysis! If you're new to this field, you're about to discover how powerful a tool SQL can be in understanding the vast sea of data generated on social media platforms every day. Read more 1 Jan 2024 Jakub Romanowski Course of the Month: SQL Practice - Running Kick off the new year and enhance your SQL skills with January’s free Course of the Month, Basic SQL Practice: Run Track Through Queries! As the new year unfolds, it's a time for reflection and the setting of new goals. A popular resolution among professionals and students alike is to acquire new skills or deepen existing ones. Whether it's learning a new language, mastering a software tool, or enhancing your job qualifications, the start of a new year provides a fresh opportunity for personal and professional growth. Read more 7 Dec 2023 Jakub Romanowski Free SQL Courses to Elevate Your Skills In this article, I'll explain why LearnSQL.com offers free SQL courses. I’ll also introduce you to some of the courses we’ve offered for free over the years. If you're eager to enhance your SQL skills without breaking the bank, you've come to the right place. You're here because you understand the significance of learning SQL. But are you tired of those lengthy YouTube tutorials? How about diving into an online SQL course? Read more «« « 1 2 3 4 5 … 11 » »»