Article Excerpt...
In the data mart model, marketing, sales, finance and each operational business unit has access to the segment of the data warehouse and the information that is most relevant to them. Instead of live queries run against mammoth tables, queries run through a data mart are tight and targeted — and fast. Just as important, data marts provide frameworks to deliver actionable reports more rapidly. The result: groups within a business can make more efficient use of the data that helps them run.
In the data mart model, marketing, sales, finance and each operational business unit has access to the segment of the data warehouse and the information that is most relevant to them. Instead of live queries run against mammoth tables, queries run through a data mart are tight and targeted — and fast. Just as important, data marts provide frameworks to deliver actionable reports more rapidly. The result: groups within a business can make more efficient use of the data that helps them run.
