Overview: SQL remains a core skill for data management across industries in 2026Free courses build fundamentals while paid ...

Thanks to the technology behind ChatGPT, it’s become surprisingly simple to query a data set in plain English. As with most generative AI, results from OpenAI’s API are still imperfect, which means ...

At the upcoming Visual Studio Live! Las Vegas developer conference, SQL expert Denny Cherry will share essential indexing ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Starting in college and continuing into my first roles post-graduation, I was tasked with performing various financial and economic analyses to arrive at conclusions about the health of companies, ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or ...