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Posts on tips and tricks, using and learning about SQL for database development and analysis.

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How to Turn Slow Queries into Actionable Reliability Metrics with OpenTelemetry

How to Turn Slow Queries into Actionable Reliability Metrics with OpenTelemetry

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11 min read
GeoSQL-Eval: Finally, a PostGIS Benchmark That Doesn’t Make Me Scream

GeoSQL-Eval: Finally, a PostGIS Benchmark That Doesn’t Make Me Scream

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2 min read
Bancos de Dados Relacionais: A Estrutura que Sustenta Aplicações Modernas

Bancos de Dados Relacionais: A Estrutura que Sustenta Aplicações Modernas

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3 min read
What is MySQL's Optimizer Trace? Why is it Essential for SQL Optimization?

What is MySQL's Optimizer Trace? Why is it Essential for SQL Optimization?

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4 min read
I Eliminated SQLite Race Conditions in a Multi-Threaded Python App 🚀

I Eliminated SQLite Race Conditions in a Multi-Threaded Python App 🚀

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3 min read
MySQL 8.0 vs 9.0: The Upgrade That Almost Broke Production

MySQL 8.0 vs 9.0: The Upgrade That Almost Broke Production

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4 min read
Goodbye NoSQL: Why I Migrated My Stack from Firebase to Supabase.

Goodbye NoSQL: Why I Migrated My Stack from Firebase to Supabase.

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2 min read
Database Fundamentals

Database Fundamentals

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6 min read
The Dangerous Elegance of ActiveRecord::Store

The Dangerous Elegance of ActiveRecord::Store

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3 min read
How B-Tree Indexes Work in SQL Databases: An Intuitive Guide

How B-Tree Indexes Work in SQL Databases: An Intuitive Guide

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5 min read
Testing Metadata Inconsistencies in InterSystems IRIS Using the DATATYPE_SAMPLE Database

Testing Metadata Inconsistencies in InterSystems IRIS Using the DATATYPE_SAMPLE Database

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4 min read
Full-Text Indexing in MySQL: A Developer's Guide

Full-Text Indexing in MySQL: A Developer's Guide

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7 min read
How to Create Indexes in MySQL: A Complete Guide

How to Create Indexes in MySQL: A Complete Guide

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5 min read
Google BigQuery Cost Optimization: 7 Proven Strategies to Slash Your 2026 Cloud Bill

Google BigQuery Cost Optimization: 7 Proven Strategies to Slash Your 2026 Cloud Bill

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3 min read
The Object-Relational Impedance Mismatch: Why Your Java Objects and Database Tables Don't Play Nice

The Object-Relational Impedance Mismatch: Why Your Java Objects and Database Tables Don't Play Nice

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4 min read
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