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

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PostgreSQL 19's data checksums can now be switched on without stopping the server

Benchmark shows minimal write throughput impact

PostgreSQL 19's data checksums can now be switched on without stopping the server

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7 min read
How to Drop All Tables in PostgreSQL Safely (2026)

How to Drop All Tables in PostgreSQL Safely (2026)

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6 min read
Your RLS Policy Passed Its Test For the Wrong Reason

Your RLS Policy Passed Its Test For the Wrong Reason

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2 min read
Column Comments in PostgreSQL and MySQL: How to Document Columns Without a Migration

Column Comments in PostgreSQL and MySQL: How to Document Columns Without a Migration

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7 min read
58 of 154 public Supabase apps had a working service_role key in git

58 of 154 public Supabase apps had a working service_role key in git

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3 min read
My Tile Cache Has No Invalidation, So I Set It to Zero

My Tile Cache Has No Invalidation, So I Set It to Zero

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6 min read
Opus 5.5 Made Cache Reads 60% Cheaper. I Redid the Math on My Text-to-SQL Architecture

Opus 5.5 Made Cache Reads 60% Cheaper. I Redid the Math on My Text-to-SQL Architecture

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5 min read
Deploying Ory Hydra: An Open-Source OAuth 2.0 and OpenID Connect Server

Deploying Ory Hydra: An Open-Source OAuth 2.0 and OpenID Connect Server

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11 min read
Same Zone, Same Projection, 427 Metres Apart

Same Zone, Same Projection, 427 Metres Apart

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5 min read
Building a true multi-tenant SaaS: PostgreSQL RLS, subdomains, and Next.js middleware

Building a true multi-tenant SaaS: PostgreSQL RLS, subdomains, and Next.js middleware

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4 min read
You Can't Monitor Your Cloudflare App From Cloudflare

You Can't Monitor Your Cloudflare App From Cloudflare

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6 min read
MariaDB vs MySQL vs PostgreSQL: an mpazari Benchmark

MariaDB vs MySQL vs PostgreSQL: an mpazari Benchmark

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5 min read
One hard question is a better database acceptance test than ten easy ones

One hard question is a better database acceptance test than ten easy ones

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1 min read
Postgres client and Studio

Postgres client and Studio

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1 min read
example.com and example.com/ were two rows, and 86.9% of my database was one bug

example.com and example.com/ were two rows, and 86.9% of my database was one bug

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4 min read
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