In data warehousing, a star schema is a dimensional model for organizing data into a structure that helps to improve analytical query performance. A star schema is made up of two types of tables: fact ...
Entity relationship models used in business systems are typically organized to support efficient execution of transactions or operational events. Because the focus is on ensuring rapid response times, ...
When working on a multidimensional design, every fact table within scope should be handled with care. In an ideal world, each low-level fact table represents the metrics related to a business event.