They are XML databases, a way to store, search, and retrieve all that mission-critical business data that is finding expression in XML format.

IBM and Oracle promise deep XML support in upcoming versions of their databases. With Web services on the rise, Eric Knorr says these solutions could help you get a handle all that XML data.

3. XML storage won’t have the same drawbacks that hierarchical/network products did. Hierarchical systems failed because reusing data in multiple apps was too difficult. Today, however, RDBMS vendors ...

How are you going to manage and store all that XML data? Simple database? Maybe a not-so-simple database. See why a hierarchical structure designed for XML could be a better choice than a ...