Advanced SQL for Data Analytics. A collection of problem-solving solutions covering complex Joins, Window Functions, CTEs, and Query Optimization. Includes real-world interview questions, schema ...

Jan is ready for a new challenge. She's recently moved to Colorado and wants to take advantage of the new terrain and start mountain running. Before the move, she'd been working on her fitness for ...

SQL Case Files is a free interactive SQL game that teaches SQL through crime-solving challenges. Learn SQL online with hands-on puzzles, realistic datasets, SQL practice exercises, and a full ...

Want to get serious about golf but not sure where to start? We chatted to a golf pro to get all the right wisdom on how to get the most out of your practice. Progressing from a complete beginner to a ...

Learning SQL is a great move for anyone working with data, but actually getting good at it can feel tricky, especially if you don’t have a database handy. Luckily, there are tons of free places online ...

Getting good at SQL for interviews can feel like a puzzle. You know the basics, but putting them together in a way that impresses people is another thing entirely. Luckily, there are great tools out ...

Beginners can benefit from yoga poses like easy pose, down dog, and savasana without needing a lot of flexibility. Props like yoga blocks and bolsters can help make yoga poses more accessible for ...

For stock market beginners, the excitement of making the first trade can quickly turn to confusion or costly mistakes. It’s essential to build a strong foundation first, not only in technical skill ...

Despite compelling reasons for pessimism, the stock market continues to push higher. One might think that geopolitical tensions in the Middle East and Eastern Europe, strained relations with China, ...