Patent Document ID: 8527512
Application ID: 12561389

Base Claim:
1. A non-transitory computer-readable storage medium with an executable program stored thereon and being organized as a software library, the library being importable in a database software system, wherein the program instructs a microprocessor to perform the steps of: retrieve a number N of properties of a record within a main database table, the number N being higher than zero; create a search criteria option for each of the N properties; create a separate search criteria table for every search criteria option; create a separate index table for every search criteria table only once, wherein there is at least one common search criteria option between the index tables; present on a user-interface search criteria options for a user to select; select the search criteria options for forming a user-defined combination of a plurality of the search criteria options and associated indexes; and perform the database query based on the user-defined combination of the plurality of the search criteria options and the associated indexes.

---

Claim 3:
3. The non-transitory computer-readable storage medium according to claim 1 , wherein the program instructs the microprocessor to perform the further step of basing the user-defined combination on choosing at least one user-selectable combination function and is further based on providing the plurality of the search criteria options as parameters to the user-selectable combination function.