Relationship Schemas Star: - One Fact table, - A single level of Dimension fields Snowflake: - One Fact table, - Multiple levels of Dimension fields Galaxy / Fact Constellation: - Multiple Fact tables linked by common Dimension fields (Multiple Star/Snowflakes linked via common dimensional tables) copyright Skillwave Training
I'm leading my #DimensionalModeling in #PowerPivot course today for Chartered Professional Accountants of British Columbia. One of the key concepts for #DataModeling is how your data tables relate to one another.
Relationship Schemas:
⭐️ Star
❄️ Snowflake
💫 Galaxy / Fact Constellation