Friday, October 23, 2020

Transactional Fact Table

This is the most common form of fact table. It represents an business process event happened in a particular time and space. Sales fact table is a classic example. Typically, we insert records into the transactional fact table without updating since the transactions never changed after happened. Sometimes, we may also allow updating in the ETL programs for enabling data fixing and reloading.

This kind of table also usually acts as the atomic grain fact table.

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