FIND-20260401-008 · 2026-04-01 · Innovation Veille
ClickHouse v26.2.6.27-stable — Latest stable with embedded observability stack
release
MEDIUM
ClickHouse 26.2.6.27-stable (2026-03-28) is the latest patch of the 26.2 LTS branch. ClickHouse 26.2 introduced: embedded observability stack (metrics/traces built-in), native TOTP authentication, lazy database loading, improved streaming ingestion controls, and Google BigLake integration. Last tracked version was 26.3.2.3-lts — checking: 26.3 appears to be a future branch, 26.2 is current stable.
Source
https://github.com/ClickHouse/ClickHouse/releases/tag/v26.2.6.27-stable
ODS Impact
ClickHouse is the OLAP store in the ODS Zero-ETL pipeline (Redpanda → ClickHouse → Metabase). The embedded observability stack in 26.2 means ODS can monitor ClickHouse ingestion lag and query performance without external tooling. Lazy database loading reduces startup time. Verify current deployed version against 26.2.6.27.
Security Review
License: Apache-2.0 | Maintenance: ACTIVE | Risk: LOW | Recommendation: SAFE_TO_USE
Tags
clickhouse
olap
zero-etl
observability
analytics
release