Hello, I'm Takumi. I usually work on business automation using AI technology and DX system development for the manufacturing ...

DuckDB is an in-process SQL analytics engine that can query Apache Arrow tables directly without copying data. Combining DuckDB with the mssql-python driver lets you: Run analytical SQL queries on ...

You spent three hours debugging a broken ETL script, your data is sitting in five different places in five different formats, and the stakeholder meeting is tomorrow morning. If you've ever stared at ...

This is a guest post by Mateusz Maćkowski and Marek Grzelak, co-maintainers of cot.rs and speakers at Rustikon 2026. You can watch their full talk here. In the very beginning, all we wanted to do was ...

In this tutorial, we build a fully offline Graphify workflow that turns a realistic multi-module Python application into a knowledge graph. We start by installing Graphify and supporting graph ...

This cookbook walks through an end-to-end AI-assisted database change workflow using the OpenAI Agents SDK. It demonstrates how OpenAI’s tooling ecosystem can be applied to orchestrate complex, ...

In this tutorial, you build a Microsoft Fabric notebook that extracts data from multiple Power BI semantic models by using the Execute DAX Queries REST API. You deserialize Arrow IPC responses into ...

API (Application Programming Interface): a source-code contract that defines how to call a function or library. ABI (Application Binary Interface): a binary-level contract that specifies how compiled ...

Big data environments in organizations are only getting bigger. The ever-increasing volume and variety of data collected in them requires investments in big data tools to support analytics and AI ...

The volume and variety of enterprise data collected for analytics and AI applications continue to increase. To gain valuable business insights from these complex data assets, organizations are also ...

This guide will show you a real-world example of using event tables and alerts. Often customers will have a data pipeline that is processing data and ask how to handle bad data. In this guide, we will ...