Chapter 19. Working with Data Marts
In This Chapter
Getting smart about data marts
Speeding up with BusinessObjects Rapid Marts
Back in the good old days, the first data warehouses (the ancestors of today’s data marts) were heralded as a wonder solution, set to usher in a glorious new age in which everyone in an enterprise would have all the data they could ever need right at their fingertips — and all at exactly the same time, thus ensuring that a company’s whole workforce would all be on the same page . . . and all would be well in the world.
Well, as we know, it didn’t quite work out like that!
A data mart is a specialized kind of data warehouse that’s been around since at least the 1980s. However, in the current business environment — where having credible and trustworthy data has moved beyond being an operational advantage to become a legislative requirement for many — the improved data quality that data marts help provide is more relevant today than ever before.
This chapter takes a brief look at how data marts fit into your BusinessObjects system — and how they enable you to ensure that you always have the most accurate, up-to-date and auditable information available.
Choosing Between a Data Warehouse and a Data Mart
In truth, data warehouses are good to have: Everyone having access to the same data — all of it as accurate and up-to-date as possible — can only be a good thing, right?
In practice, data warehouses had a tendency to become somewhat unwieldy behemoths, packed so full ...