sql-analysis

name	sql-analysis
description	Plan and write SQL analysis for product, business, cohort, funnel, retention, revenue, and operations questions with explicit joins, grain, QA checks, and reproducibility notes.
version	0.1.0

SQL Analysis

Use this skill when the user needs a reliable query plan or SQL draft.

Workflow

1. Identify question, source tables, join keys, grain, filters, and output shape.
2. Write SQL in stages: base population, events/facts, aggregation, QA, final.
3. Add row-count, null, duplicate, and join-multiplication checks.
4. Explain assumptions and expected result columns.

Output

Return Query plan, SQL, QA queries, Assumptions, and Interpretation guide.