Design and Evaluation of a Configurable Query Processing Hardware for Data Streams

Yasin OGE, Masato YOSHIMI, Takefumi MIYOSHI, Hideyuki KAWASHIMA, Hidetsugu IRIE, Tsutomu YOSHINAGA

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Summary :

In this paper, we propose Configurable Query Processing Hardware (CQPH), an FPGA-based accelerator for continuous query processing over data streams. CQPH is a highly optimized and minimal-overhead execution engine designed to deliver real-time response for high-volume data streams. Unlike most of the other FPGA-based approaches, CQPH provides on-the-fly configurability for multiple queries with its own dynamic configuration mechanism. With a dedicated query compiler, SQL-like queries can be easily configured into CQPH at run time. CQPH supports continuous queries including selection, group-by operation and sliding-window aggregation with a large number of overlapping sliding windows. As a proof of concept, a prototype of CQPH is implemented on an FPGA platform for a case study. Evaluation results indicate that a given query can be configured within just a few microseconds, and the prototype implementation of CQPH can process over 150 million tuples per second with a latency of less than a microsecond. Results also indicate that CQPH provides linear scalability to increase its flexibility (i.e., on-the-fly configurability) without sacrificing performance (i.e., maximum allowable clock speed).

Publication
IEICE TRANSACTIONS on Information Vol.E98-D No.12 pp.2207-2217
Publication Date
2015/12/01
Publicized
2015/09/14
Online ISSN
1745-1361
DOI
10.1587/transinf.2015EDP7203
Type of Manuscript
PAPER
Category
Computer System

Authors

Yasin OGE
  The University of Electro-Communi-cations
Masato YOSHIMI
  The University of Electro-Communi-cations
Takefumi MIYOSHI
  e-trees. Japan, Inc.
Hideyuki KAWASHIMA
  University of Tsukuba
Hidetsugu IRIE
  The University of Tokyo
Tsutomu YOSHINAGA
  The University of Electro-Communi-cations

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