A degenerate dimension happens when the dimension attribute is stored as part of a fact table, but not in a separate dimension table. These dimensions are keys for which there is no other attribute. In a data warehouse, they are often used as the result of a query to analyses the source of numbers that are collected in a report. We use these values to detect transactions in an OLTP system.
Sunday, 22 May 2022
Degenerate Dimension in DWH
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Sir, Please provide an code example.
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