ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,399,882, issued on Aug. 26, was assigned to SAP SE (Walldorf, Germany).
"Data aggregation based on hash map data structures" was invented by Christian Bensberg (Heidelberg, Germany), Kai Stammerjohann (Wiesloch, Germany) and Frederik Transier (Bammental, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are system, method, and computer program product embodiments for providing data aggregation based on hash map data structures. An embodiment operates by receiving a query specifying an input table and an aggregate function. The embodiment then generates a first thread-local hash map and a second thread-local hash map for the input t...