STEM / applied
Databases for data science · Undergraduate · Data science
Topics
Practice
- Writing graded SQL labs against sample schemas
- EXPLAIN-driven debugging of slow queries
- Parameterized queries from Python/R clients
- Building a small dimensional model for a domain
- Data quality checks expressed in SQL
- Documenting metrics definitions (single source of truth)
Product analytics patterns
- Funnel and retention query patterns (intro)
- Cohort tables and sticky metrics
- Deduplicating event streams (intro)
- Handling late-arriving data (survey)
- Privacy: PII minimization in extracts
- Capstone: analytics mart + notebook readout
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$60.00 · 60 min · Undergraduate · Online ($60/hr)
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