Learn how to use Excel's new GROUPBY and PIVOTBY functions through five real-world examples, ranging from easy to hard. This ...

Excel formulas are getting scary good.

Provides instant, context-aware suggestions for databases, tables, columns, stored procedures, and T-SQL keywords — with foreign-key-driven JOIN suggestions and a library of snippet shortcuts that ...

Power Query and Power Pivot help Excel users manage large datasets more efficiently. Power Query focuses on cleaning and preparing data, while Power Pivot handles analysis and reporting. Together, ...

Every data engineering team right now is being asked the same question: "How do we build a chatbot that talks to our data?" The prototypes are deceptively simple. A developer connects GPT-5.1 to a ...

Every country produces data, but not every country produces it in an organized manner. What matters is not just the volume of data, but how it’s standardized and structured. The messiest or most data ...

App security outfit Checkmarx says automated reviews in Anthropic's Claude Code can catch some bugs but miss others – and sometimes create new risks by executing code while testing it. Anthropic ...

Interviews for data analysts test technical and business understanding. Practicing real examples helps you explain your thought process better. Strong communication is as essential as technical ...

Excel is more than just a spreadsheet tool; it is a comprehensive platform for data analysis and business intelligence. By using its advanced tools—Power Query, Power Pivot, and DAX—you can elevate ...

Most people are familiar with data in the form of a spreadsheet, with labeled columns of different data types such as name, address, age, and so on. Databases work the same way, with each table laid ...