What distinguishes a snowflake schema from a star schema?

SQL Data Analyst Hard

SQL Data Analyst — Hard

What distinguishes a snowflake schema from a star schema?

Key points

  • Snowflake schema: normalized dimension tables
  • Star schema: denormalized dimension tables
  • Snowflake schema: multiple related tables for dimensions
  • Star schema: single tables for dimensions
  • Snowflake schema: more complex relationships between tables

Ready to go further?

Related questions