DODaniel Olowoniyiinblog.danielolowoniyi.com·1h ago · 7 min readWhat Actually Happens When You Run a SQL Query?The query looked harmless. One SELECT, one WHERE clause, one row back. But when I started tracing it through PostgreSQL, the “database lookup” turned into a chain of decisions about protocols, plans, 00
DODaniel Olowoniyiinblog.danielolowoniyi.com·Aug 28 · 7 min readI Deployed a Small Python API to Cloud Run—Here’s What Actually MattersI wanted to put a small API online without turning deployment into a second project. The code was ordinary: a Python HTTP service with one endpoint. The more interesting part was everything around it—00
DODaniel Olowoniyiinblog.danielolowoniyi.com·Jul 15 · 6 min readI Built a Small Gemini Assistant with the Interactions APIThe first Gemini demo I wrote was easy: send a prompt, print the answer, go home. The second version was where the real engineering started. I wanted a small support assistant that could keep context,00
DODaniel Olowoniyiinblog.danielolowoniyi.com·Oct 4, 2025 · 4 min readDistributed Systems Explained: Fault Tolerance, Consensus, and ScaleIf you’ve ever wondered how Netflix streams movies to millions of people at once, or how Google Search handles billions of queries daily without breaking a sweat… the answer lies in distributed systems. At a high level, a distributed system is just a...00
