Phase 15 · Interview Preparation
Coding & SQLSQL Coding Questions
Part of the Data Science Roadmap.
Summary
Live SQL exercises testing joins, aggregations, and window functions from Phase 4 — a near-universal component of data science interviews, even at ML-heavy companies.
How to Learn This
- 1Practice on a SQL interview question platform under light time pressure.
- 2Review joins and window functions specifically — the most commonly tested topics.
- 3Talk through your query logic out loud before writing it, even in practice.
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