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BI focuses on descriptive analytics, data collection, data storage, knowledge management, and data analysis to evaluate past business data and better understand currently known information. Whereas BI studies historical data to guide business decision-making, business analytics is about looking forward.
BA is a catch-all expression for approaches and technologies you can use to access and explore your company’s data, with a view to drawing out new, useful insights to improve business planning and boost future performance. What About “Business Intelligence”? But on the whole, BI is more concerned with the whats and the hows than the whys.
The data warehouse is highly business critical with minimal allowable downtime. The performance tests should simulate production-like workloads and data volumes to validate the performance under realistic conditions. This is the most basic validation step to make sure no data has been lost or duplicated during the migration process.
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