Benchmarking the impact of fewer, larger files across three SQL workloads

Protect batches of payslips, client reports and employee PDFs locally in your browser.

A practical guide to building, testing, and documenting SQL transformations

Protect batches of payslips, client reports and employee PDFs locally in your browser.

The AI that makes decisions instead of generating text

The AI that makes decisions instead of generating text

Protect batches of payslips, client reports and employee PDFs locally in your browser.

Starting with a local Parquet file, then joining it to data stored in the cloud

Protect batches of payslips, client reports and employee PDFs locally in your browser.

A practical guide to building, testing, and documenting SQL transformations

Install PySpark locally on Windows, WSL or Ubuntu, select the right Python environment in VS Code, and test a real Spark session and Parquet write.

Protect batches of payslips, client reports and employee PDFs locally in your browser.

Why the standard groupBy function isn’t enough

Protect batches of payslips, client reports and employee PDFs locally in your browser.

A practical guide to navigate hierarchies, find routes, detect cycles and calculate degrees of separation

A small experiment in remote SQL execution

A small experiment in remote SQL execution

Protect batches of payslips, client reports and employee PDFs locally in your browser.

From Static Plots to Interactive Data Exploration

A practical guide to Bronze, Silver and Gold, with a working Python and DuckDB example

From Static Plots to Interactive Data Exploration

Protect batches of payslips, client reports and employee PDFs locally in your browser.

Protect batches of payslips, client reports and employee PDFs locally in your browser.

A practical guide to Bronze, Silver and Gold, with a working Python and DuckDB example

Protect batches of payslips, client reports and employee PDFs locally in your browser.

Build and deploy an agent on AWS with Strands and AgentCore

Automating the classification and extraction of PII from emails using AWS

A technical overview and some benchmarks

A practical next step into partitions, shuffles, joins, caching, and execution plans.

Build and deploy an agent on AWS with Strands and AgentCore

A technical overview and some benchmarks

Take the next step to building real workflows with Spark on your laptop

The first database built for AI Agents

Three free ways to quickly deploy a static web app that anyone can access

Three free ways to quickly deploy a static web app that anyone can access

It’s like having your own personal expert AWS solutions architect and data engineer rolled into one.

It’s like having your own personal expert AWS solutions architect and data engineer rolled into one.

A step-by-step guide to understanding distributed data, lazy logic, and your first DataFrame.

The first database built for AI Agents

The first database built for AI Agents

A guide to bridging the gap between ease of use and raw performance.

One Embedding model to rule them all

Using modern tooling to identify defects earlier in the software lifecycle.

Compile native, standalone applications using the Python syntax you already know.

Compile native, standalone applications using the Python syntax you already know.

One embedding model to rule them all

How to install it and create sessions, windows and panes

Compile native, standalone applications using the Python syntax you already know.