# Clickhouse

> Database performance engineering

Skills for profiling, maintenance, code review, and flaky issue cleanup.

## Profile stats

- Skills: 3
- Stars: 981
- Best skill: fix-release-pr

## Links

- HTML page: https://omgskills.com/library/clickhouse/
- GitHub: https://github.com/clickhouse
- X: https://x.com/ClickHouseDB

## Featured skills

- [review](https://omgskills.com/skills/clickhouse/clickhouse/review/index.md) — Used to review a ClickHouse Pull Request for correctness, safety, performance, and compliance.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [alloc-profile](https://omgskills.com/skills/clickhouse/clickhouse/alloc-profile/index.md) — Used to analyze a jemalloc (or other) allocation profile in collapsed stack format.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [bisect](https://omgskills.com/skills/clickhouse/clickhouse/bisect/index.md) — Bisect a ClickHouse regression using pre-built master binaries from CI.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [clickhouse-pr-description](https://omgskills.com/skills/clickhouse/clickhouse/clickhouse-pr-description/index.md) — Used to generate PR descriptions for ClickHouse/ClickHouse that match maintainer expectations.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [close-flaky-issues](https://omgskills.com/skills/clickhouse/clickhouse/close-flaky-issues/index.md) — Audit open "flaky test" GitHub issues and close those whose tests are no longer failing on master.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [continue-pr](https://omgskills.com/skills/clickhouse/clickhouse/continue-pr/index.md) — Continue work on an existing PR - resolve conflicts, fix CI failures, address reviewer feedback, and push updates.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [cpu-profile](https://omgskills.com/skills/clickhouse/clickhouse/cpu-profile/index.md) — Profile a ClickHouse query using the sampling query profiler and system.trace\_log.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [create-worktree](https://omgskills.com/skills/clickhouse/clickhouse/create-worktree/index.md) — Used to create a ClickHouse git worktree with submodules hardlinked from the main repo.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [edit-changelog](https://omgskills.com/skills/clickhouse/clickhouse/edit-changelog/index.md) — Used to edit an auto-generated ClickHouse release changelog into the form that gets committed to CHANGELOG.md.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars
- [fix-sync](https://omgskills.com/skills/clickhouse/clickhouse/fix-sync/index.md) — Used to fix the "CH Inc sync" job in a pull request.
   - [@clickhouse](https://omgskills.com/library/clickhouse/index.md) · 50k stars

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