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

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Multi-Warehouse Inventory Is a Distributed Systems Problem: What to Build in Supply Chain Software

Multi-Warehouse Inventory Is a Distributed Systems Problem: What to Build in Supply Chain Software

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11 min read
I took down my own search 🔥

I took down my own search 🔥

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6 min read
A paused campaign still answers its email, because the pause has a reason column

A paused campaign still answers its email, because the pause has a reason column

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6 min read
Supabase "permission denied for table" after 30 October: grant what each role needs, not everything

Supabase "permission denied for table" after 30 October: grant what each role needs, not everything

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7 min read
PostgreSQL 14 stops on November 12: test your old dumps first

PostgreSQL 14 stops on November 12: test your old dumps first

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8 min read
UUIDs in Python: which version to use, what uuid1 leaks, and how to store them

UUIDs in Python: which version to use, what uuid1 leaks, and how to store them

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6 min read
Sepio.dev: I've built a Figma style database designing tool

Sepio.dev: I've built a Figma style database designing tool

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1 min read
Seventeen subqueries in one statement, because our connection pool has five slots

Seventeen subqueries in one statement, because our connection pool has five slots

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6 min read
REST API Fixtures Need a Cleanup Contract

REST API Fixtures Need a Cleanup Contract

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4 min read
Postgres Multi-Tenancy: Row-Level Security, tenant_id Filters, or a Schema per Tenant?

Postgres Multi-Tenancy: Row-Level Security, tenant_id Filters, or a Schema per Tenant?

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7 min read
How Databases Survive Being Unplugged: Write-Ahead Logs Explained

How Databases Survive Being Unplugged: Write-Ahead Logs Explained

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6 min read
A website shared by more than three places is a chain, and 163 of the 318 we flagged had no brand field

A website shared by more than three places is a chain, and 163 of the 318 we flagged had no brand field

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6 min read
Gaming Shipment Cleanup: Node.js Cron Dispatches Idempotent Postgres Queue Chunks

Gaming Shipment Cleanup: Node.js Cron Dispatches Idempotent Postgres Queue Chunks

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7 min read
drizzle-kit generated a DROP TABLE for a table that was still in production. drizzle-kit wasn't the problem.

drizzle-kit generated a DROP TABLE for a table that was still in production. drizzle-kit wasn't the problem.

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10 min read
CAS-Protected Status Transitions in Client Management

CAS-Protected Status Transitions in Client Management

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2 min read
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