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In development

Relational Data Skills with SQL

Query data until the answer is exact, explainable, and repeatable.

Work with tables, filters, joins, nulls, aggregates, windows, mutations, plans, transactions, dirty data, and report proof.

Planned practice

Skills currently represented in the roadmap.

  • Write exact SELECT, JOIN, aggregate, and window queries
  • Detect duplicate, missing-row, and null bugs
  • Use transactions and mutations safely
  • Prove report correctness with typed result evidence

Current roadmap

The detailed syllabus is not published yet.

The course is listed to collect launch interest without pretending the material is ready.

Course update

Ask for one launch notification.

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