Skills Clickhouse

Analyze a jemalloc (or other) allocation profile in collapsed stack format. Use when the user wants to analyze memory allocations, find top allocators, or…

Bisect a ClickHouse regression using pre-built master binaries from CI. Use when the user wants to find the commit that introduced a bug.

DataStore is a lazy, ClickHouse-backed pandas replacement . Your existing pandas code works unchanged — but operations compile to optimized SQL and execute only when results are needed (e.g., print() , len() , iteration).

Run ClickHouse SQL directly in Python — no server needed. Query local files, remote databases, and cloud storage with full ClickHouse SQL power.

MUST USE when designing ClickHouse architectures, selecting between ingestion or modeling patterns, or translating best practices into workload-specific system…

28 ClickHouse best practices rules organized by schema design, query optimization, and data ingestion strategy. Covers three critical areas: primary key and data type selection (immutable design decisions), JOIN and query optimization, and insert batching with mutation avoidance Includes 28 rules prioritized by impact, with schema design and query optimization rules marked CRITICAL due to ClickHouse's columnar storage and sparse index mechanics Provides structured review procedures for...

Reference: https://clickhouse.com/docs/integrations/javascript

Reference: https://clickhouse.com/docs/integrations/javascript

Generate PR descriptions for ClickHouse/ClickHouse that match maintainer expectations. Use when creating or updating PR descriptions.

Use when a user wants to deploy ClickHouse to the cloud, go to production, use ClickHouse Cloud, host a managed ClickHouse service, or migrate from a local…

Use when a user wants to build an application with ClickHouse, set up a local ClickHouse development environment, install ClickHouse, create a local server,…

Continue work on an existing PR - resolve conflicts, fix CI failures, address reviewer feedback, and push updates. Use when the user wants to pick up and…

Profile a ClickHouse query using the sampling query profiler and system.trace_log. Use when the user wants to find CPU hotspots, analyze where time is spent in…

Create a ClickHouse git worktree with submodules hardlinked from the main repo. Use when the user wants to create a new worktree for ClickHouse development.

Fix the "CH Inc sync" job in a pull request by resolving conflicts in the corresponding clickhouse-private sync PR.

Configure and customize skills for your workspace by asking questions and updating skill files with your preferences.

Analyze CI performance comparison reports for a ClickHouse PR. Lists all regressions and improvements, cross-references with master history to distinguish real…

Review a ClickHouse Pull Request for correctness, safety, performance, and compliance. Use when the user wants to review a PR or diff.

Guides users through setting up the ClickHouse MCP server connection bundled with this plugin. Use when the user first installs the plugin or has trouble…

Use this skill before running any of the npm run test:* , npm run lint , npm run typecheck , or npm run build scripts in a fresh checkout (or after pulling changes that touch package.json files).

Update a ClickHouse third-party library (contrib submodule) to a new version. Handles fork management, submodule pointer bumps, CMake adaptation, and source…