5 weeks · Async-first

Data Modeling Foundations

Modeling foundations support every downstream certificate program. You will write grain statements, sketch entity relationships, and practice incremental builds that mirror real warehouse cadences. We highlight naming discipline and testing small slices before scaling joins.

Tuition reference: 760,000 KRW (informational only, no checkout on this site).

What is included

Grain statement drills with peer validation
Incremental build labs with change tracking
Slowly-changing dimension scenarios without melodrama
Mentor checkpoints on naming consistency
Bridge tables explained with operational analogies
Capstone blueprint reviewers sign off asynchronously

Outcomes you can show

Author a blueprint document external partners could skim
Explain grain decisions in plain language
Propose incremental tests before scaling joins

FAQ

Straight answers, including limits

Do I need cloud cost ops experience?

No. We mention cloud cost ops only as context for why incremental builds matter, not as a deep dive.

Which SQL dialect?

Limitations

Cohort notes

Experience-focused reviews

Data Modeling Foundations made grain statements feel conversational. The incremental build labs saved my team a painful weekend rewrite.

Yuri Tan · Analytics translator · survey