While it doesn't cover all user data by any means, one of the secrets to Goldman Sachs' success, and survival in 2008 plus or minus, is their SecDB securities d

While it doesn't cover all user data by any means, one of the secrets to Goldman Sachs' success, and survival in 2008 plus or minus, is their SecDB securities database implemented in their own Securities LANGuage SLANG. It allows them to know all of their positions, play what if games relatively quickly, etc., without requiring manual scraping of Excel spreadsheets, etc. It is, at minimum and for all its present day technical deficits, a big success story.