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

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Our prep plan has no done button, because a checkbox would be a second opinion about what you practised

Our prep plan has no done button, because a checkbox would be a second opinion about what you practised

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5 min read
Laravel Pgvector Eloquent: Vector Similarity Search & HNSW Indexing in Laravel

Laravel Pgvector Eloquent: Vector Similarity Search & HNSW Indexing in Laravel

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1 min read
SaaS Backup & Disaster Recovery: RPO, RTO and PITR

SaaS Backup & Disaster Recovery: RPO, RTO and PITR

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7 min read
Deleting one user row empties 21 of our 29 tables, and the delete statement names one of them

Deleting one user row empties 21 of our 29 tables, and the delete statement names one of them

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5 min read
MCP Postgres Guard: Preventing SQL Injections and Slow Queries in AI Agents

MCP Postgres Guard: Preventing SQL Injections and Slow Queries in AI Agents

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1 min read
A whole country on the phone, without map clustering

A whole country on the phone, without map clustering

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6 min read
The managed Postgres bill nobody puts on the pricing page

The managed Postgres bill nobody puts on the pricing page

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3 min read
Correlation IDs for Reliable Email Verification APIs

Correlation IDs for Reliable Email Verification APIs

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5 min read
How an Eventually Consistent DynamoDB GSI Let Mobile Retries Create 1,400 Duplicate Orders

How an Eventually Consistent DynamoDB GSI Let Mobile Retries Create 1,400 Duplicate Orders

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5 min read
Our migrations passed in CI as a superuser and failed in the first new database we built

Our migrations passed in CI as a superuser and failed in the first new database we built

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2 min read
The Compose Race Your Coding Agent Inherits From You

The Compose Race Your Coding Agent Inherits From You

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12 min read
Seventeen error classes, five of which inherit the right to be shown to a user, and one instanceof ladder two lines long

Seventeen error classes, five of which inherit the right to be shown to a user, and one instanceof ladder two lines long

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6 min read
Supabase vs Firebase for Startups: An Honest Comparison

Supabase vs Firebase for Startups: An Honest Comparison

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7 min read
Fourteen jsonb columns, twenty $type casts, and the ORM method whose entire body is "return this"

Fourteen jsonb columns, twenty $type casts, and the ORM method whose entire body is "return this"

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5 min read
Edge Read Slices: Take Read Load Off Your Central Database

Edge Read Slices: Take Read Load Off Your Central Database

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2 min read
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