Contents

• Introduction on data warehousing methodologies
• The NCR data warehousing methodology – Data warehousing strategy development phase, Planning phase, Design & Implementation phase, Support & Enhancement phase
• The Kimball data warehousing methodology
• Bill Inmon data warehousing methodology
• Comparing data warehousing methodologies
• References of data warehousing methodologies

Description

Data warehousing serves a pivotal role in supporting both strategic and operational decision-making processes. Major goals of data warehousing includes providing access to corporate and organization data, facilitating analytical information processing, efficient information retrieval and providing high quality information for decision making. In this essay, we will discuss the following methodologies and then compare them:
1) The NCR Data Warehousing Methodology
2) The Kimball Methodology
3) Bill Inmon Methodology