Power Query replaces risky and time-consuming manual edits with a safe, user-friendly system that speeds up everyday ...

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

SlothDB is a from-scratch C++20 embedded SQL database in active development. Same model as DuckDB and SQLite: query Parquet, CSV, JSON, Arrow, Avro, SQLite, and Excel files directly with SQL, ...

A tool which treats CSV and JSON files as SQL tables, performs SQL SELECT queries on them, and stores the result into CSV and JSON files. Many tools and systems can export their data to CSV. Typical ...

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 ...

Enterprise AI has a data problem. Despite billions in investment and increasingly capable language models, most organizations still can't answer basic analytical questions about their document ...

Rather than spending their time executing manual queries, data analysts will increasingly operate like AI engineers—reviewing, refining, and validating AI-generated outputs. AI is not only reshaping ...

If you dream of a data scientist role, this guide will teach you about the skills, typical interview questions, education and certification requirements, and tools needed. The demand for data ...

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 ...