Rich structured data for items in a file system that allows different
kinds of data to be identified by metadata is mapped into a set of search
properties for a desktop search service, which is a flat list. This is
applicable to any rich structured data that should be mapped into search
properties for a desktop search service. Included is an installation
mechanism to install these mappings and an execution infrastructure for
utilizing the generated SQL from the mappings to extract search
properties from items.