The design and implementation of data exchange based on XML

The construction of digital campus is always involves the integration of various data resources, integration and exchange.Discusses digital campus under the "information isolated island" phenomenon, currently used by the XML, ODI technology is widely used to solve data exchange between heterogeneous databases.On the basis of the research on pattern mapping between database and XML based and data type mapping matrix, and puts forward the solving logic problem of heterogeneous exchange rules of use, which solves the digital campus construction in the "information isolated island" problem.