Patent ID: 8782097

Claim:
A program product, comprising: a) a database that is compatible with multiple end-user systems, the database comprising: a data section comprising a plurality of data tables, each data table including a plurality of data records that each have one or more features that affect its compatibility with one or more of the end-user systems, each data record including a feature field that contains one or more feature bits representative of each of its features; and a structure section comprising a plurality of feature mask tables, each feature mask table including a feature mask record for each of the multiple end-user systems that use one or more of the data tables that include the data records having one or more features, each feature mask record including one or more feature mask values that indicate whether the one or more features of a data record are compatible with one or more of the end-user systems, and thereby indicate whether the data record is compatible with one or more of the end-user systems; and b) at least one physical computer-readable medium having said database stored thereon.