Oct 8, 2026wkelyson
Shrinking a 130 GB Postgres to a Local Copy with Greenmask: What Worked and What Broke
A full dump was too big, seeds were too fake, and real data had PII. Here's how I built a small, FK-consistent, masked subset of a Rails app's database with Greenmask, plus the six problems I hit along the way and how I fixed each one.