One big table
One big table shows up across 2 courses in 1 layerof the data platform stack. Here's where it's taught, a free way to practice it, and what to learn next.
Where it's taught
Semantic & Metrics Layer
One Big Table & Wide-Table Design
The columnar-engine-native modeling style. When 200-column denormalized tables go from heresy to the right answer — and where OBT's quiet costs (update amplification, fan-out, governance) live.
8 ch · 1h 28m
1 freeChoosing a Modeling Style
The decision framework that spans Kimball, Vault, and OBT. By the end, the choice is defensible — you can name the inputs, predict the costs, and explain why one approach wins for your specific team, sources, engine, and change rate.
6 ch · 1h 4m
1 freeRelated topics
Start learning one big table free
The first chapter of every course is free to read — no account needed.