An experimental study of group-by and aggregation on CPU-GPU processors

Abstract Hash-based group-by and aggregation is a fundamental operator in database systems. Modern discrete GPUs (graphics processing units) have been considered to accelerate the performance. However, the data transfer through the PCIe (peripheral component interconnect express) bus would reduce ga...

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Bibliographic Details
Main Authors: Hua Luan, Lei Chang
Format: Article
Language:English
Published: SpringerOpen 2022-06-01
Series:Journal of Engineering and Applied Science
Subjects:
Online Access:https://doi.org/10.1186/s44147-022-00108-1