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What is ABD Module II Notes about?

The document discusses the analytics ecosystem, focusing on data warehouses and their role in supporting decision-making through data analysis. It highlights the differences between Online Transaction Processing (OLTP) systems and data warehouses, emphasizing the importance of data warehouses for complex queries and historical data analysis. Additionally, it outlines the ETL process and various data transformation tasks essential for preparing data for analysis.

Author

Sanjib maity

Language

EN