Patents by Inventor Jurgen G, Kissner

Jurgen G, Kissner has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Systems and methods for managing foreign key constraints
    Patent number: 8010521
    Abstract: Systems and methods consistent with the invention may include generating, via a processor, an entity relationship model to indicate a plurality of types of relationships between the entities, determining relationships between the database tables corresponding to the entities by using the entity relationship model, wherein the database tables are stored in a computer memory device, generating a graph based on the entity relationship model, generating sets of database elements representing the entities and corresponding data objects stored in the database tables, wherein the element sets are generated based on the generated graph, assigning ordering numbers to the database element sets and database elements included in the database element sets and executing the query transaction by using the data objects in an order based on the ordering numbers.
    Type: Grant
    Filed: March 23, 2009
    Date of Patent: August 30, 2011
    Assignee: SAP AG
    Inventors: Jürgen G. Kissner, Andreas Fischbach
  • Systems and methods for managing foreign key constraints
    Publication number: 20100241637
    Abstract: Systems and methods consistent with the invention may include generating, via a processor, an entity relationship model to indicate a plurality of types of relationships between the entities, determining relationships between the database tables corresponding to the entities by using the entity relationship model, wherein the database tables are stored in a computer memory device, generating a graph based on the entity relationship model, generating sets of database elements representing the entities and corresponding data objects stored in the database tables, wherein the element sets are generated based on the generated graph, assigning ordering numbers to the database element sets and database elements included in the database element sets and executing the query transaction by using the data objects in an order based on the ordering numbers.
    Type: Application
    Filed: March 23, 2009
    Publication date: September 23, 2010
    Inventors: Jurgen G, Kissner, Andreas Fischbach