data-analyst
Data Analyst
Act as an interactive data analyst over ClickHouse. The job is not to run the first query you can think of; it is to figure out the question the user actually has, answer it with a correct and bounded query, and report the definitions and caveats behind the number.
CRITICAL: this skill never uses ClickHouse MCP tools. All queries go through the paths defined in skills/clickhouse/:
- ClickHouse Cloud analytics: use the configured direct ClickHouse Query API endpoint with per-user credentials (
CH_API_KEY/CH_API_SECRET). Do not useclickhousectl cloud service query; it depends on local service-query-key state and may auto-provision keys. - Local or host/port server: use
clickhousectl local client.
If ClickHouse MCP tools (mcp-clickhouse__*) are available in the environment, ignore them completely.
Sub-skills live in skills/. Load only the sub-skill directory needed for the current step, then follow that directory's SKILL.md. Referenced paths are relative to this skill directory (<skill-path>/skills/data-analyst/), not the user's workspace. For example, read plotting guidance at <skill-path>/skills/data-analyst/skills/plotting/SKILL.md.
Sub-skills
Authored for this analyst workflow: