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Articles
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29 Aug 2023
Maria Durkin
AI for Data Analysis: How the Fusion of AI and SQL Can Accelerate Your Workflow
Did you know that using AI for data analysis can be a total game changer for SQL developers and data analysts? In this article, we’ll learn about how AI can help you level up your data analysis skills and why it’s a must-have tool in every data professional’s toolkit. Artificial Intelligence (AI) has emerged as a game-changer in the workforce, transforming industries and redefining how professionals deal with data. Specifically, the use of AI for data analysis is becoming increasingly critical in making informed decisions.
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29 Aug 2023
LearnSQL.com Team
New Monthly SQL Practice for September 2023!
Ready for our new SQL challenge? This time, we have prepared slightly more difficult SQL tasks. Here’s the September SQL Practice course! This time, you will help Evelyn, the owner of a local art gallery. She would like to gather data to grow her business and has hired you as an SQL specialist to help her out. Which art pieces have not been exhibited? What is the transportation cost for each art piece?
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25 Aug 2023
LearnSQL.com Team
SQL for Data Analysis Cheat Sheet
Welcome to our SQL for Data Analysis Cheat Sheet — a must-have resource for anyone looking to harness the power of SQL in the realm of data analysis. Whether you're a data enthusiast, a business analyst, or a seasoned data professional, this cheat sheet is designed to empower you to extract valuable insights from your datasets. Inside, you'll find a carefully curated collection of SQL commands and tips that will elevate your data analysis game.
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24 Aug 2023
Kamila Ostrowska
Boost Your SQL Learning Efficiency With Our New Notebook Feature
You want to learn SQL effectively but you keep forgetting queries? Now you can use LearnSQL.com’s new notebook feature in all our courses! This new tool will help you memorize and recall content. I remember when I first started to learn SQL. I was moving quite smoothly through most of the lessons, taking a lot of notes in my paper notebook. (I have a lot of old school paper notebooks).
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22 Aug 2023
Nicole Darnley
How to Prepare for an Advanced SQL Interview
Tips and tricks to help you ace even the most advanced SQL interview questions. SQL has become the lingua franca of data – the standard method for interacting with databases, extracting insights, and conducting analytical tasks. As a data analyst, the ability to understand and manipulate SQL code is not just a 'nice to have'; it's an absolute necessity. For many data analyst roles, a basic understanding of SQL isn't enough.
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17 Aug 2023
Tihomir Babic
20 Basic SQL Query Examples for Beginners: A Complete Overview
These 20 basic queries are a must in a starter pack for every SQL beginner. These examples will get you going on your journey to mastering SQL. You’ve set your mind on learning SQL, googled ‘basic sql query examples’ or something similar, and here you are staring at this article. Now what? All learning starts with the basics, so let’s start with the most basic question: What Is SQL?
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15 Aug 2023
Jill Thornhill
Data-Driven Career Choices: Database Student
Choosing a career is one of the most important decisions you'll ever make. A data-driven career is one of the best ways to secure your future; today's trend is to store and make use of more and more data in every field. In this article, I'll look at some of the choices available. We're living in an era where the quality and quantity of data is expanding exponentially. In almost any career you choose, you'll need to leverage data to make effective decisions.
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10 Aug 2023
Martyna Sławińska
Advanced SQL Practice: 10 SQL Practice Exercises with Solutions
As SQL proficiency continues to be in high demand for data professionals and developers alike, the importance of hands-on practice cannot be emphasized enough. Read on to delve into the world of advanced SQL and engage in practical exercises to enhance your skills. This article provides you with a collection of ten challenging SQL practice exercises specifically for those seeking to enhance their advanced SQL skills. The exercises cover a selection of SQL concepts and will help you refresh your advanced SQL knowledge.
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8 Aug 2023
Dominika Florczykowska
What Does GROUP BY 1 and GROUP BY 1, 2, 3 Mean in SQL?
Have you ever come across the unfamiliar GROUP BY 1 syntax in SQL queries and wondered what it's all about? Well, you're not alone! In this article, we'll dive into this syntax, explain its purpose, and make it easier to understand. Whether you are a regular SQL user or you’re just beginning to learn this language, you have probably worked with GROUP BY before. The GROUP BY clause in SQL is used to group rows from a table based on one or more columns.
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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.
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