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What is Data Warehousing and OLAP Models Explained about?

This document provides an overview of data warehousing and online analytical processing (OLAP). It discusses data warehousing concepts like the three-tier decision support system architecture and multi-dimensional data models. It also compares different approaches to OLAP servers, including relational OLAP (ROLAP), multidimensional OLAP (MOLAP), and hybrid OLAP (HOLAP). Finally, it examines data modeling techniques like star schemas, snowflake schemas, and fact constellations.

Author

harishkode

Language

EN