#devops

2 posts tagged with #devops

engineeringUnder the Hood · Article 48 min read

How to Built a Custom ClickHouse Migration System in TypeScript

ClickHouse has no built-in migration tool. Here's how we built a simple TypeScript-based system that handles replicated tables, distributed tables, rollbacks, and cluster-aware schema changes.

Builder in Chief•Jan 12, 2026

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More posts with #devops

engineering

Self-Hosted ClickHouse Cluster Architecture

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engineeringUnder the Hood · Article 3

How to Built a Self-Hosted ClickHouse Cluster from Scratch

A practical guide to deploying a production-ready ClickHouse cluster using Terraform and Ansible on Hetzner. Covers cluster architecture, sharding vs replication, Keeper quorum, and why I skipped Kubernetes.

Builder in Chief•Jan 10, 2026

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