Ce projet implémente une chaîne complète de traitement de données RH après fusion d’entreprise

End-to-end data pipeline + Power BI dashboard for Dublin pedestrian footfall, with automated data-quality auditing and YoY uplift analysis (Dec 2024 vs Dec 2023).

Simple Python tool for archiving your Gmail data to a local DuckDB database. Fetch emails incrementally, export to JSON/CSV, and query with SQL.

End-to-end GIS data engineering pipeline: Natural Earth → GeoParquet QA → DuckDB Spatial analytics → GitHub Pages Leaflet map.

Pipeline ETL orquestado con Airflow que extrae historias y comentarios de Hacker News, persiste datos crudos en un Data Lake (S3 like) y produce tablas en formato Parquet normalizadas y validadas listas para análisis y modelado analítico.

❄️🦆 SnowDuck is a lightweight, in-memory SQL engine that emulates Snowflake's behavior for development and testing. Write and test Snowflake SQL locally without cloud access or costs.

A Health Monitor to simulate receiving and processing large amounts of health metrics from many clients with the goal of efficiently finding aggregate statistics

A dbt setup project with examples

Reads from csv and json giving field names.

Reads from csv and json giving field names.

Prototype methods for data sampling in PostgreSQL and DuckDB

1brc https://www.morling.dev/blog/one-billion-row-challenge/

A flexible web application for comparing and visualizing performance metrics between two systems or tools.

Tiny utility for quickly collecting data from REST APIs to DuckDB.

SQL analysis of 100K Indian banking customers using DuckDB — exploring demographics, credit scores, transactions, and risk patterns

Convert a CSVW document (CSV metadata) to a DuckDB query to load a CSV file into a database.

End-to-end fuel theft and anomaly detection system using OpenAI-powered SQL planning, deterministic rule-based scoring, and temporal baselining. Demonstrates a governed LLM-to-SQL pattern with auditable confidence scoring, local-first DuckDB development, and cloud-ready architecture.

DIY Apple Music Replay - Track your Apple Music listening history locally with dbt and DuckDB

This project provides a Relative Rotation Analysis (RRA) engine that normalizes asset performance against a benchmark, allowing traders to visualize lead-lag relationships and anticipate sector rotation before it appears in absolute price charts.

DataVisor - Unified CV dataset introspection tool