Clickhouse
Database performance engineering
Skills for profiling, maintenance, code review, and flaky issue cleanup.
Featured skills
clickhouse-pr-description
Used to generate PR descriptions for ClickHouse/ClickHouse that match maintainer expectations.
alloc-profile
Used to analyze a jemalloc (or other) allocation profile in collapsed stack format.
bisect
Bisect a ClickHouse regression using pre-built master binaries from CI.
close-flaky-issues
Audit open "flaky test" GitHub issues and close those whose tests are no longer failing on master.
continue-pr
Continue work on an existing PR - resolve conflicts, fix CI failures, address reviewer feedback, and push updates.
cpu-profile
Profile a ClickHouse query using the sampling query profiler and system.trace_log.
create-worktree
Used to create a ClickHouse git worktree with submodules hardlinked from the main repo.
edit-changelog
Used to edit an auto-generated ClickHouse release changelog into the form that gets committed to CHANGELOG.md.
fix-sync
Used to fix the "CH Inc sync" job in a pull request.
review
Used to review a ClickHouse Pull Request for correctness, safety, performance, and compliance.
Cloudflare
Edge application development
Cloudflare skills for Workers, browser tooling, migrations, and testing.
Cloudinary Developers
Media delivery and transformations
Skills for Cloudinary setup, documentation, media transformations, and application integration.
CockroachDB
CockroachDB queries and migrations
Skills for CockroachDB SQL and database migration, replication, and verification workflows.