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

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We let an AI write SQL against customer databases. Here is every guardrail, and why prompting is not one.

We let an AI write SQL against customer databases. Here is every guardrail, and why prompting is not one.

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7 min read
We Deleted Our Vector Database. Postgres Was Faster.

We Deleted Our Vector Database. Postgres Was Faster.

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9 min read
A Straightforward Guide for MVCC in Postgres

A Straightforward Guide for MVCC in Postgres

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14 min read
First Interactions with Data Governance and Security

First Interactions with Data Governance and Security

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7 min read
From Zero to Hero on psql: My Weekend Adventure Installing PostgreSQL on WSL 🐧🐘

From Zero to Hero on psql: My Weekend Adventure Installing PostgreSQL on WSL 🐧🐘

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6 min read
When Runtime Plans Enter the Prompt: A Structured Debate for SQL Review Bots

When Runtime Plans Enter the Prompt: A Structured Debate for SQL Review Bots

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8 min read
Ranking a Two-Dimensional Catalog With One SQL Expression

Ranking a Two-Dimensional Catalog With One SQL Expression

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5 min read
Ten Containers, One Developer: The Architecture of a Web GIS

Ten Containers, One Developer: The Architecture of a Web GIS

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5 min read
Installing Apache Airflow on Ubuntu 24.04

Installing Apache Airflow on Ubuntu 24.04

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6 min read
How Stripe Avoids Double-Charging Anyone

How Stripe Avoids Double-Charging Anyone

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18 min read
Transactional Outbox Pattern: Prevent Lost Events in EDA

Transactional Outbox Pattern: Prevent Lost Events in EDA

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4 min read
Otimização de Consultas e ConsistĂȘncia de Dados

Otimização de Consultas e ConsistĂȘncia de Dados

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2 min read
What Is an ER Diagram and How to Read One

What Is an ER Diagram and How to Read One

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3 min read
credits_remaining -= 1 is a race condition

credits_remaining -= 1 is a race condition

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5 min read
Your AI will fail. Your billing system needs to know that.

Your AI will fail. Your billing system needs to know that.

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5 min read
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