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NRNishikanta Rayblog.nishikanta.inMay 10 · 33 min read

We Let an AI Break Our Analytics Platform — Here's Every Bug It Found

Github Main- https://github.com/NishikantaRay/InsightTrack Passmark - https://github.com/NishikantaRay/InsightTrack/tree/main/appsv2/passmark-tests InsightTrack — 17 pages, dual-database architectu

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MBMadukoma Blessedmblessed.hashnode.devApr 23 · 12 min read

Rebuilding by Removing: How I Made My Sports Analytics Pipeline 20x Faster

Athletic performance data contains patterns. Some patterns reflect natural improvement through training. Others represent statistical outliers that warrant investigation. My thesis explored a fundamen

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Hhelianthuswasteland.hashnode.devApr 17 · 8 min read

DuckDB in the Wild: What 6 Minutes of Benchmarking Across 4 Machines Taught Me About Real-World Performance

This is not a lab benchmark. It is an engineering gut-check: same query, different machines, different storage. The numbers are messy, the comparisons are unfair, and yet they are surprisingly useful.

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Hhelianthuswasteland.hashnode.devApr 15 · 5 min read

From Zero to One: How I Built a Lean Data Stack with Dagster, DuckDB, and S3-Compatible Object Storage

I did not want a heavy data platform. I wanted a stack that was simple enough to ship quickly, cheap enough to run, and flexible enough to grow later. Character Design I tend to choose practical tool

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ÖOÖmer Oruç ÇELİKoorucelik.hashnode.devMar 23 · 13 min read

Designing a SaaS Analytics Platform with dbt & DuckDB: A Kimball Dimensional Modeling Guide

When I came across Jonathan Neo's Kimball dimensional model walkthrough on the dbt blog, I knew I had to build something with it. Around the same time, Daniel Beach's Data Engineering Podcast kept men

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JWJohn Walleythatorjohn.hashnode.devFeb 17 · 5 min read

Medicaid Data Fun

HHS recently published a Medicaid Provider Spending dataset covering Jan 2018 - Dec 2024. https://opendata.hhs.gov/datasets/medicaid-provider-spending/ It’s available as a 10GB CSV or 3GB Parquet file. Peek into the Parquet % brew install duckdb % du...

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FFFirman Fakhridatasquad.hashnode.devFeb 3 · 17 min read

Struggling with Large CSV Files? Here's Why DuckDB Changed My Workflow

So last Monday, my PM mentioned me at Whatsapp group around 9 AM and ask for some analysis sounds familiar, right? Then He drops around 120MB excel file. one hundred twenty megabytes. I should've known better. I tried opening it in Excel. That spinni...

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EMEdward Mendezblog.emendez.devFeb 2 · 11 min read

Exploring JSON in DuckDB with the openFDA Animal & Veterinary Adverse Events API

Exploring JSON in DuckDB with the openFDA Animal & Veterinary Adverse Events API A practical, end‑to‑end walkthrough using the DuckDB CLI with JSON When working with Modern data, JSON is everywhere — APIs, logs, manifests, telemetry, and data feeds. ...

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TMTobias Müllertobilg.comJan 27 · 8 min read

Custom DuckDB Wasm builds for Cloudflare Workers

What if you could run full SQL queries, including JOINs, aggregations, and even remote Parquet file reads, directly inside a Cloudflare Worker? No database server, no connection pool, no cold-start latency from external services. Just DuckDB, compile...

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AFAira Francodataengineeringlearning.hashnode.devJan 26 · 6 min read

SQL Project: Data Analysis with DuckDB

Project Summary This project explores the Sakila DVD rental database using SQL, DuckDB, Python, and Evidence. The goal is to understand the data and find patterns in movies, customers, and revenue. The data is loaded from a SQLite database into DuckD...

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Trending tags this week

We Let an AI Break Our Analytics Platform — Here's Every Bug It Found

Rebuilding by Removing: How I Made My Sports Analytics Pipeline 20x Faster

DuckDB in the Wild: What 6 Minutes of Benchmarking Across 4 Machines Taught Me About Real-World Performance

From Zero to One: How I Built a Lean Data Stack with Dagster, DuckDB, and S3-Compatible Object Storage

Designing a SaaS Analytics Platform with dbt & DuckDB: A Kimball Dimensional Modeling Guide

Medicaid Data Fun

Struggling with Large CSV Files? Here's Why DuckDB Changed My Workflow

Exploring JSON in DuckDB with the openFDA Animal & Veterinary Adverse Events API

Custom DuckDB Wasm builds for Cloudflare Workers

SQL Project: Data Analysis with DuckDB