Star Schema vs Snowflake Schema: When to Use Each, with dbt and BI Tool Guidance
In one corner: “Star schema. Always. Denormalize everything. Kimball said so.”
In the other: “Snowflake schema is cleaner. More normalized. Your dimension tables won’t bloat. Third normal form is not a dirty word.”
The problem is that the “star vs. snowflake” debate happens eight months later, when the dashboards are already broken.