In our Web-connected world, a business enterprise must have timely information in order to survive. But the applications that collect and manage the information may have been developed independently, over years, using different products and technology. How can such information -- scattered across multiple databases and applications -- be collected and integrated for access in real time? This issue contains an introductory essay and 10 papers that discuss aspects of information integration, from research challenges to technology and products. IBM Systems Journal: Information Integration |