Model definition schema

1. A data processing system including a processor, the system comprising:

a standardized data representation that is encoded on a computer-readable storage medium and that represents an object-relational data model;

a model generator that processes the standardized data representation and automatically derives, based on descriptions of objects and an indication of a collection of object-relational mappings in the standardized data representation to generate a dimensional model that corresponds to the object-relational data model, the standardized data representation includes:

a description of the objects and object relationships reflected in the object-relational data model;

a description of persistent data store mappings associated with the object-relational data model;

the indication of a collection of object-relational mappings that specify how a data member associated with a class in the object-relational data model can be filled with data retrieved from at least one table in a relational database;

a description of at least one user-designated focal point that represents a point of analysis indicated in association with data in the object-relational data model; and

a description of at least one data element selected from a group consisting of a class from the object-relational data model, a data member associated with a class from the object-relational data model, a collection of object-relational mappings that specify how data is retrieved from a relational database, a field that uniquely identifies a class from the object-relational data model, an association relationship indicator that identifies a relationship among classes in the object-relational data model, a composition relationship indicator that identifies a relationship among classes in the object-relational data model, and a measure that identifies an interesting numerical value used for generation of the dimensional model.

2. The system of claim 1 , wherein the standardized data representation is a specification of the object-relational data model decorated with metadata so as to support the derivation of the dimensional model.

3. The system of claim 1 , wherein the standardized data representation includes a description of at least one focal point that represents a point of analysis indicated in association with data in the object-relational data model.

4. A data processing system including a processor, the system comprising:

a tagged format data schema that is encoded on a computer-readable storage medium and that represents an object-relational data model;

a model generator that processes the tagged format data schema and automatically derives, based on descriptions of objects and an indication of a collection of object-relational mappings in the tagged format data schema to generate a dimensional model that corresponds to the object-relational data model,

the tagged format data schema includes:

a description of objects and object relationships reflected in the object-relational data model;

a description of persistent data store mappings associated with the object-relational data model;

the indication of a collection of object-relational mappings that specify how a data member associated with a class in the object-relational data model can be filled with data retrieved from at least one table in a relational database;

a description of at least one user-designated focal point that represents a point of analysis indicated in association with data in the object-relational data model; and

a description of at least one data element selected from a group consisting of a class from the object-relational data model, a data member associated with a class from the object-relational data model, a collection of object-relational mappings that specify how data is retrieved from a relational database, a field that uniquely identifies a class from the object-relational data model, an association relationship indicator that identifies a relationship among classes in the object-relational data model, a composition relationship indicator that identifies a relationship among classes in the object-relational data model, and a measure that identifies an interesting numerical value used for generation of the dimensional model.

5. The system of claim 4 , wherein the schema includes a tag used to indicate a class in the object-relational data model.

6. The system of claim 4 , wherein the schema includes a tag for indicating a data member associated with a class in the object-relational data model.

7. The system of claim 4 , wherein the schema includes a tag for indicating a key field that uniquely identifies a class included in the object-relational data model.

8. The system of claim 4 , wherein the schema includes a tag for indicating a name field that uniquely identifies an instance of a class included in the object-relational data model.

9. The system of claim 4 , wherein the schema includes a tag for indicating an association relationship among multiple classes in the object-relational data model.

10. The system of claim 4 , wherein the schema includes a tag for indicating a composition relationship among multiple classes in the object-relational data model.

11. The system of claim 4 , wherein the schema includes a tag for indicating a measure, a measure being an interesting numerical value used for generation of the dimensional model.

12. The system of claim 4 , wherein the schema enables the object-relational data model to be specified and decorated with metadata so as to support the derivation of the dimensional model.

13. The system of claim 4 , wherein the schema is configured to be processed by a processing engine that is adapted to autonomously derive the dimensional model.

14. The system of claim 4 , wherein the schema includes a description of at least one focal point that represents a point of analysis indicated in association with data in the object-relational data model.

15. A data processing system including a processor, the system comprising:

a Extensible Markup Language (XML) data schema that is encoded on a computer-readable storage medium and that represents an object-relational data model;

a model generator that processes the data schema and automatically derives, based on descriptions of objects and an indication of a collection of object-relational mappings in the data schema to generate a dimensional model that corresponds to the object-relational data model,

the data schema includes:

a description of objects and object relationships reflected in the object-relational data model;

a description of persistent data store mappings associated with the object-relational data model;

a description of at least one user-designated focal point that represents a point of analysis indicated in association with data in the object-relational data model;

the indication of a collection of object-relational mappings that specify how a data member associated with a class in the object-relational data model can be filled with data retrieved from at least one table in a relational database; and

a description of at least one data element selected from a group consisting of a class from the object-relational data model, a data member associated with a class from the object-relational data model, a collection of object-relational mappings that specify how data is retrieved from a relational database, a field that uniquely identifies a class from the object-relational data model, an association relationship indicator that identifies a relationship among classes in the object-relational data model, a composition relationship indicator that identifies a relationship among classes in the object-relational data model, and a measure that identifies an interesting numerical value used for generation of the dimensional model.

16. The system of claim 15 , wherein the schema includes a tag used to indicate a class in the object-relational data model.

17. The system of claim 15 , wherein the schema includes a tag for indicating a data member associated with a class in the object-relational data model.

18. The system of claim 15 , wherein the schema includes a tag for indicating a key field that uniquely identifies a class included in the object-relational data model.

19. The system of claim 15 , wherein the schema includes a tag for indicating a name field that uniquely identifies an instance of a class included in the object-relational data model.

20. The system of claim 15 , wherein the schema includes a tag for indicating an association relationship among multiple classes in the object-relational data model.

21. The system of claim 15 , wherein the schema includes a tag for indicating a composition relationship among multiple classes in the object-relational data model.

22. The system of claim 15 , wherein the schema includes a tag for indicating a measure, a measure being an interesting numerical value used for generation of the dimensional model.

23. The system of claim 15 , wherein the schema enables the object-relational data model to be specified and decorated with metadata so as to support the derivation of the dimensional model.