✓ Speed: A quick-strike data mart is typically completed in 90 to 120 days, rather than the much longer time required for a full-scale data warehouse.
✓ Cost: Doing the job faster means that you spend less money; it’s that simple.
✓ Complexity and risk: When you work with less data and fewer sources over a shorter period, you’re likely to create a significantly less complex environment — and have fewer associated risks.