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:
May. 13, 2025
Filed:
Jul. 06, 2023
Sap SE, Walldorf, DE;
Canberk Morelli, Mannheim, DE;
Paul Willems, Heidelberg, DE;
SAP SE, Walldorf, DE;
Abstract
A system and/or method for spill-to-disk in projection operations includes receiving a query including a projection, receiving a plurality of rows in response to the query processed by a processing thread of a plurality of processing threads, determining whether the query specifies an order for the plurality of rows, determining whether a disk buffer associated with the processing thread contains a stored row in response to the query specifying the order, storing the plurality of rows in the disk buffer in response to determining the disk buffer contains the stored row, storing the plurality of rows in a memory buffer associated with the processing thread in response to determining the disk buffer does not contain the stored row and the memory buffer contains at least a threshold amount of memory to store the plurality of rows, and providing the stored plurality of rows in response to the query.