Computer Science · Data Warehousing
In a data warehouse for ESG (Environmental, Social, Governance) scoring, why is the bus schema architecture conceptually superior for sharing common dimensions like 'company' across multiple subject-area marts?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It centralizes all facts in one bus for simplicity
- 2It focuses on metadata without physical dimensions
- 3It promotes reusability and consistency via shared conformed dimensions✓
- 4It supports only independent marts without integration
Correct answer
It promotes reusability and consistency via shared conformed dimensions
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