Day 19 of #DistributedDilemmas: Database migrations in distributed systems require meticulous planning due to their inherent complexity
Database migrations in distributed systems require meticulous planning due to their inherent complexity. Schema changes become distributed coordination…
Schema changes become distributed coordination challenges, demanding backward compatibility and phased rollouts to avoid system-wide failures.

Keep reading
#DistributedDilemmas: all 24 days in one place
In February 2025 I posted one distributed systems dilemma a day on X. I made it to day 24. Here they all are, with the diagrams.
🚀 Launching today: 28 Days of #DistributedDilemmas
Follow me on Twitter/X this February for one battle-tested insight a day on the hidden complexities behind outages, tech debt and architectural nightmares.
Cell-based architecture, explained: the public version of my Innovation Day talk
My Innovation Day deck was internal, so here's the public version: what a cell is, scaling up and across, blast radius, and what cells cost you.
Leave a comment