Bump clickhouse from 0.14.3 to 0.15.1

[dependabot]

Bumps clickhouse from 0.14.3 to 0.15.1.

Changelog

Sourced from clickhouse's changelog.

[0.15.1] - 2026-06-01

Added

• Introduced support for Apache Arrow in Rust via a new extension crate, clickhouse-ext-arrow. (#423)
  • The CHANGELOG for this new crate is tracked in https://github.com/ClickHouse/clickhouse-rs/blob/main/ext-arrow/CHANGELOG.md.
  • See https://github.com/ClickHouse/clickhouse-rs/blob/main/examples/arrow.rs for usage.
• Added BytesCursor::poll_next() (#423)

Fixed

• Variant columns containing NULL values no longer fail with a schema mismatch error. Use Option<MyEnum> to deserialize nullable Variant columns. (#400)
• Changed User-Agent header generation to use correct format for server-side logging/metrics. (#428)

#400: ClickHouse/clickhouse-rs#400 #423: ClickHouse/clickhouse-rs#423 #428: ClickHouse/clickhouse-rs#428

[0.15.0] - 2026-04-03

Added

• Deprecated ::*_option() methods in favor of ::*_setting() (#380)
  • This is to match the terminology used by ClickHouse Server.
• Added support for zstd compression (#388)
• Added support for tracing and OpenTelemetry trace propagation to ClickHouse (#390)
  • See examples/opentelemetry.rs for usage.
• Exposed X-ClickHouse-Summary fields from server response (#397)
  • Added RowCursor::summary() and BytesCursor::summary() which is populated once the response from the server is received, containing potentially useful statistics about the query.

Changed

• Dropped abandoned fxhash and linked-hash-map dev-dependencies (#403)

#380: ClickHouse/clickhouse-rs#380 #388: ClickHouse/clickhouse-rs#388 #390: ClickHouse/clickhouse-rs#390 #397: ClickHouse/clickhouse-rs#397 #403: ClickHouse/clickhouse-rs#403

Commits

• 14a8b70 Release clickhouse 0.15.1 / clickhouse-ext-arrow 0.1.0 (#438)
• 20b68b4 docs: add clickhouse-ext-arrow usage example (#434)
• 176c14e feat: add ArrowClientExt::insert_arrow_with() (#436)
• e9227c0 Add AI_POLICY.md (#435)
• 6e4b22b Handle Variant column NULL values (0xFF discriminator) (#400)
• ec65cfb feat: Arrow support (#423)
• b1d90bd ci: cap GITHUB_TOKEN to contents: read (#431)
• 283ef42 fix: use correct format for User-Agent header (#428)
• 598ebb9 Create cross-repo-bug-relay.yml (#420)
• 20a1dc3 Release 0.15.0 (#415)
• Additional commits viewable in compare view

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