ClickHouse / ClickHouse/clickhouse-operator

Roadmap 2026

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Description

This is the ClickHouse Operator roadmap 2026.

- [x] Easily configurable at-rest encryption via ClickHouse disks.
- [x] Support for attaching network policies (Native k8s, Cilium)
- [ ] ClickHouse configuration validation
- [x] Ports exposure via Custom Resource (for SSH, Prometheus)
- [x] Support for different `installModes` for OLM (Operator Lifecycle Manager)
- [ ] Use the k8s Jobs for heavy operations (schema sync)
- [ ] Automated backups to S3. Similar CNPG + wall-g plugin.
- [x] Automated ClickHouse release tracking
- [x] Reasonable defaults for access mode for PV (ReadWriteOnce).
- [x] Extend the number of events on reconcile errors
- [x] Events for system.warnings
- [x] Automatic release to OperatorHub
- [x] Compatibility testing with different k8s versions
- [x] Compatibility testing with different ClickHouse versions

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