Session 1 — What is this data?

Mon 5 Oct 2026

Welcome — the course, the people, and how it is graded

Slides: View in browser · Download PDF

Block 1 — Tables, grain, keys, types, and missing values

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Lab: The planet that emits six times too much · starter repo

Block 2 — One table, one question: SQL on DuckDB

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Lab: The revenue the brief did not ask for · starter repo

Assessments

• Homework 1 — One table, the weekly numbers (10%) · starter repo · rubric