# ClickHouse v26.3.20.7-lts — Release v26.3.20.7-lts

- Product: ClickHouse (https://whatsnew.fyi/product/clickhouse)
- Vendor: ClickHouse
- Date: 2026-08-20
- Version: v26.3.20.7-lts
- Original notes: https://github.com/ClickHouse/ClickHouse/releases/tag/v26.3.20.7-lts
- Permalink: https://whatsnew.fyi/product/clickhouse/releases/v26.3.20.7-lts
- Labels: Machine-generated from commit messages — the vendor published no release notes

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Hang when dropping a Refreshable Materialized View during refresh planning.
- **fixed** — Hive partitioning sample path resolution to be lazy.
- **fixed** — Parent table row policy enforcement in mergeTreeProjection table function.
- **fixed** — Distributed index analysis with projections producing wrong results.
- **fixed** — singleValueOrNull null-state merge.
- **security** — Bump libssh to 0.12.0.