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What is DM Notes Unit-1 about?

The document provides comprehensive notes on Data Warehousing, detailing its features, uses, advantages, and disadvantages. It explains key concepts such as Data Marts, Metadata, ETL processes, OLAP operations, and the differences between various schemas and data storage types. Additionally, it outlines the architecture of data warehouses and the distinctions between OLAP and OLTP systems.

Author

digvijaysingh3201

Language

EN