What is the significance of 'star schema' in data warehousing and how does it benefit data analysis?
- It focuses on hierarchical organization of data.
- It only supports unstructured data.
- It simplifies the data model by using a single central table for facts, surrounded by dimension tables.
- It utilizes a complex network of interconnected tables for storing data.
The 'star schema' simplifies data warehousing by centralizing facts in a main table surrounded by dimension tables. This design enhances query performance and simplifies data analysis tasks by providing a clear structure for relationships between data points.
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