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.

An unpatched SQL injection vulnerability in the Ghost content management system has been weaponized in an active, large-scale cyberattack that has compromised more than 700 websites worldwide — ...

In this article, I am going to discuss How to Implement PIVOT and UNPIVOT in SQL Server with examples. Please read our previous article where we discussed Change Data Capture in detail. The PIVOT and ...

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, ...

In 2021, after catching the tech bug as a kid and earning a degree in communications, Ada got into tech writing by editing crypto guides. Ada's expertise now spans Windows, Android (especially Samsung ...

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 ...

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 ...

Have you ever felt like your Excel skills hit a ceiling, no matter how many pivot tables you create? You’re not alone. While standard pivot tables are a reliable tool for summarizing data, they often ...

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 ...

There are many database management systems (DBMS) out there. But there is no one-size-fits all database system. All take different trade-offs to better adjust to specific use cases. DuckDB is no ...

If you use Microsoft Excel on a daily basis as a data analyst or number cruncher, learning how to use Excel’s advanced spreadsheet tools can significantly boost your productivity and efficiency in ...