Let's Build PlanetScale from Scratch: Infrastructure

Software Development, Backend & APIs, Database & Storage(onatm.dev)view on HackerNews

HomescaleCephdatabasestoragesnapshotclonebranchPostgresKubernetes

Author: onatm

Date: 7/16/2026

Article Summary:

The author outlines the concept of Homescale, a tool for creating writable database instances and point-in-time branches from immutable snapshots without copying the full database, using a Ceph-based storage model.