# ClickHouse v26.8.2.7-lts — Release v26.8.2.7-lts

- Product: ClickHouse (https://whatsnew.fyi/product/clickhouse)
- Vendor: ClickHouse
- Date: 2026-09-01
- Version: v26.8.2.7-lts
- Original notes: https://github.com/ClickHouse/ClickHouse/releases/tag/v26.8.2.7-lts
- Permalink: https://whatsnew.fyi/product/clickhouse/releases/v26.8.2.7-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** — bloom_filter index skipping granules for IN with an empty array in the set
- **fixed** — Iceberg reads when the metadata file is deeper than the queried table path
- **fixed** — formatDateTime time zone resolution performance through local caching
- **changed** — GROUP BY without aggregate functions to inline per-row emplace for improved performance
- **added** — Support for max_rows_to_group_by in throw mode in the Adaptive Aggregator
- **changed** — SETTINGS clause nested in a subquery, a CTE, or a view are now clamped to settings constraints