Q: Fill in the blank: A _____ schema is an extension of a star schema, which contains additional dimensions.
or
Q: Complete the blank: An expansion of a star schema with extra dimensions is called a _____ schema.
- dimensional
- snowflake
- geometric
- responsive
Explanation: A snowflake schema is an extension of a star schema, where the dimensions are normalized into multiple related tables, creating additional layers of dimensions. This results in a more complex structure compared to the simpler star schema.
