Learning SQL for Free – Is It Worth Betting on Free Online Learning? by LearnSQL.com Team 21 Oct 2020 Everyone likes to get something for free, even when it comes to SQL courses. But is free always good? Find out how and where you can learn SQL for free – in a way that’s worth your time. Beginner-friendly database courses and SQL tutorials often promise to teach SQL fundamentals like SELECT, WHERE, GROUP BY, HAVING, and ORDER BY. These commands are the basis of a powerful set of skills for entry-level jobs in data analysis or databases. Read more SQL Course of the Month – How to INSERT, UPDATE, and DELETE Data in SQL by LearnSQL.com Team 1 Oct 2020 So, you've started learning SQL, and you already know what the SELECT command is and when to use it! Congratulations! Now, it's time to take the next step towards becoming an expert. You need to know the SQL UPDATE, INSERT, and DELETE commands to modify data in your tables. These are the basics that will allow you to work with tables. But what's the best way to learn them? I asked Agnieszka Kozubek-Krycuń, Chief Content Officer at Vertabelo. Read more New Monthly SQL Challenge for October 2020! by LearnSQL.com Team 1 Oct 2020 The new Monthly Challenge on LearnSQL.com is ready! In October, we invite you to try your SQL skills by learning about job positions and recruitment agencies. Is this the first time you’ve come across our Monthly Challenge? LearnSQL.com delivers a new SQL challenge every month. Each challenge contains 5 to 10 SQL exercises designed for people who want to practice their SQL skills. It takes less than an hour to solve these tasks. Read more New Course: Customer Behavior Analysis in SQL by LearnSQL.com Team 28 Sep 2020 Good news! A new SQL course is here! We’re happy to announce the release of our Customer Behavior Analysis in SQL course. Do you want to get to know your clients and better understand their needs and behavior? If so, this great interactive SQL course is for you. Discover the power of full customer lifecycle analytics in SQL and know more than your competitors. The LearnSQL.com team is happy to announce the release of a new SQL course on our platform: Customer Behavior Analysis in SQL. Read more SQL Basics Cheat Sheet by LearnSQL.com Team 25 Sep 2020 Download this 2-page SQL Basics Cheat Sheet in PDF or PNG format, print it out, and stick to your desk. The SQL Basics Cheat Sheet provides you with the syntax of all basics clauses, shows you how to write different conditions, and has examples. You can download this cheat sheet as follows: Download 2-page SQL Basics Cheat Sheet in PDF format (A4) Download 2-page SQL Basics Cheat Sheet in PDF format (Letter) Download 1-page SQL Basics Cheat Sheet in PDF format (A3) Download 1-page SQL Basics Cheat Sheet in PDF format (Ledger) You may also read the contents here: Read more SQL JOIN Cheat Sheet by LearnSQL.com Team 25 Sep 2020 Download this 2-page SQL JOIN Cheat Sheet in PDF or PNG format, print it out, and stick to your desk. The SQL JOIN Cheat Sheet provides you with the syntax of different JOINs, and examples. You can download this cheat sheet as follows: Download 2-page SQL JOIN Cheat Sheet in PDF format (A4) Download 2-page SQL JOIN Cheat Sheet in PDF format (Letter) Download 1-page SQL JOIN Cheat Sheet in PDF format (A3) Download 1-page SQL JOIN Cheat Sheet in PDF format (Ledger) SQL JOINs Cheat Sheet JOINING TABLES JOIN combines data from two tables. Read more LearnSQL Track of the Season: SQL from A to Z by LearnSQL.com Team 3 Sep 2020 During Fall 2020, our main SQL track, SQL from A to Z, will be in the spotlight. In this article, we answer the most frequently asked questions about this track. At LearnSQL.com, our SQL courses are organized into tracks. A track is a sequence of courses designed to help you achieve a specific learning goal. The courses in the track are in a recommended order that progresses from the easiest to the most challenging. Read more SQL Course of the Month – Analyzing Revenue Trends in SQL by LearnSQL.com Team 1 Sep 2020 We work hard, we learn SQL, and we develop professionally. But why? For our own satisfaction, but also for money! The knowledge of SQL will increase your income significantly. If you are proficient in SQL, you can better analyze your company's revenue. How? I asked Agnieszka Kozubek-Krycuń, Chief Content Officer at Vertabelo. In this article, she answers your questions about our September SQL Course of the Month: Analyzing Revenue Trends in SQL. Read more New Monthly Challenge for September 2020! by LearnSQL.com Team 1 Sep 2020 The new LearnSQL.com Monthly Challenge is ready! In September, we invite you to test your SQL skills to discover things about American movies, directors, and actors. Is this the first time you’ve come across our Monthly Challenge? LearnSQL.com delivers one Challenge per month, each a set of 5 to 10 SQL exercises prepared for those who want to practice their SQL skills. You won’t need more than an hour to solve these tasks. Read more SQL Course of the Month – Recursive Queries by LearnSQL.com Team 4 Aug 2020 Recursive Queries is one of SQL’s more advanced features. You could say they divide SQL users into beginners and experts. But how do you learn recursive queries? And why do you need them, anyway? Agnieszka Kozubek-Krycuń, Chief Content Officer at Vertabelo, is here to help. In this article, she answers your questions about our August SQL Course of the Month: Recursive Queries. Recursive queries … that sounds very serious. Read more «« « 1 2 3 » »»