writing-clickhouse-queries Guide

When to use writing-clickhouse-queries

Guide for writing performant ClickHouse queries in PostHog product code. Use when writing HogQL query runners, designing ClickHouse tables for a new product, adding materialized columns or skip indexes, or debugging slow ClickHouse queries.

How to use writing-clickhouse-queries

writing-clickhouse-queries is a Claude skill in the SKILL.md format. Add it to your Claude environment from the source repository below, then it activates as a user-invocable skill when your task matches its description.

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