A production-grade BI pipeline built with Python, SQL, and Plotly Dash — demonstrating the full lifecycle from raw data generation through ETL, star-schema warehousing, analytical SQL queries, and an ...

Excel remains one of the most powerful tools for handling data ranging from thousands to tens of thousands of rows. However, ...

Polars is an analytical query engine written in Rust. Write your queries with the DataFrame API, in SQL, or mix both: they run through the same optimizer and the same engine. It is designed to be fast ...