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:
Dec. 11, 2012
Filed:
Apr. 12, 2010
Ying Yan, Shanghai, CN;
Wen-syan LI, Shanghai, CN;
Jian Xu, Jiangsu Province, CN;
SAP AG, Walldorf, DE;
Abstract
Information-based decision support may be provided by a query handler configured to receive a query which is applicable against different combinations of a plurality of remote databases and a corresponding plurality of replica databases including at least some replicated data of respective ones of the remote databases, wherein each replica database is synchronized with a corresponding remote database at a plurality of synchronization times and the different combinations include future versions of the replica databases defined by corresponding synchronization times. A query plan generator may be configured to determine information values associated with at least a subset of the different combinations, based on a query value associated with the query and on a diminishment of the query value caused by a corresponding combination, and further configured to generate, based on the information values, a query plan including at least one combination of the different combinations for executing the query therewith.