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Antalya 26.3: Antalya 26.1 Backport of #95476, #98360, #100361 - enable prewhere for iceberg (and fixes)#1746

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zvonand wants to merge 2 commits intoantalya-26.3from
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Antalya 26.3: Antalya 26.1 Backport of #95476, #98360, #100361 - enable prewhere for iceberg (and fixes)#1746
zvonand wants to merge 2 commits intoantalya-26.3from
feature/antalya-26.3/pr-1581

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@zvonand zvonand commented May 6, 2026

Changelog category (leave one):

  • Improvement

Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):

Enable PREWHERE optimization for Iceberg tables. (ClickHouse#95476 by @scanhex12)
Fix LOGICAL_ERROR exception in the Parquet V3 reader when PREWHERE references a column not present in the Parquet file (ClickHouse#98360 by @alexey-milovidov)
Fix exception "Logical error: prewhere_info" when querying URL/S3 Parquet tables with a row-level security policy and no PREWHERE clause (ClickHouse#100361 by @alexey-milovidov) (#1581 by @mkmkme).

CI/CD Options

Exclude tests:

  • Fast test
  • Integration Tests
  • Stateless tests
  • Stateful tests
  • Performance tests
  • All with ASAN
  • All with TSAN
  • All with MSAN
  • All with UBSAN
  • All with Coverage
  • All with Aarch64
  • All Regression
  • Disable CI Cache

Regression jobs to run:

  • Fast suites (mostly <1h)
  • Aggregate Functions (2h)
  • Alter (1.5h)
  • Benchmark (30m)
  • ClickHouse Keeper (1h)
  • Iceberg (2h)
  • LDAP (1h)
  • Parquet (1.5h)
  • RBAC (1.5h)
  • SSL Server (1h)
  • S3 (2h)
  • S3 Export (2h)
  • Swarms (30m)
  • Tiered Storage (2h)

Cherry-picked from #1581.


Documentation entry for user-facing changes

...

zvonand and others added 2 commits May 7, 2026 00:19
…next commit)

---
Original cherry-pick message follows:

Merge pull request #1581 from Altinity/backports/antalya-26.1/95476

Antalya 26.1 Backport of ClickHouse#95476, ClickHouse#98360, ClickHouse#100361 - enable prewhere for iceberg (and fixes)
# Conflicts:
#	src/Storages/ObjectStorage/DataLakes/DataLakeConfiguration.h
@zvonand zvonand added releasy Created/managed by RelEasy ai-resolved Port conflict auto-resolved by Claude labels May 6, 2026
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github-actions Bot commented May 6, 2026

Workflow [PR], commit [6c9fdac]

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