The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 20, 2010
Filed:
Jun. 08, 2004
Stefan Bresch, Offenburg, DE;
Michael Watzek, Berlin, DE;
Christian Stork, Boenen, DE;
Markus Kuefer, Heidelberg, DE;
Stefan Bresch, Offenburg, DE;
Michael Watzek, Berlin, DE;
Christian Stork, Boenen, DE;
Markus Kuefer, Heidelberg, DE;
SAP AG, Walldorf, DE;
Abstract
A system and method are described for performing a mapping between persistent data objects and a database. For example, a method according to one embodiment of the invention comprises determining whether an attribute having a generic type is an instance of a persistent class; and if the attribute is an instance of a persistent class, then mapping the attribute to a discriminator column holding the type associated with the attribute and further mapping the attribute to a reference column holding a key associated with the attribute.