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Posterior snapshot isolation

  • Xuan Zhou
  • , Xin Zhou
  • , Zhengtai Yu
  • , Kian Lee Tan
  • Renmin University of China
  • National University of Singapore

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Snapshot Isolation (SI) is a widely adopted concurrency control mechanism in database systems, which utilizes timestamps to resolve conflicts between transactions. However, centralized allocation of timestamps is a potential bottleneck for parallel transaction management. This bottleneck is becoming increasingly visible with the rapidly growing degree of parallelism of today's computing platforms. This paper introduces Posterior Snapshot Isolation (PostSI), an SI mechanism that allows transactions to determine their timestamps autonomously, without relying on centralized coordination. As such, PostSI can scale well, rendering it suitable for various multi-core and MPP platforms. Extensive experiments are conducted to demonstrate its advantage over existing approaches.

源语言英语
主期刊名Proceedings - 2017 IEEE 33rd International Conference on Data Engineering, ICDE 2017
出版商IEEE Computer Society
797-808
页数12
ISBN(电子版)9781509065431
DOI
出版状态已出版 - 16 5月 2017
已对外发布
活动33rd IEEE International Conference on Data Engineering, ICDE 2017 - San Diego, 美国
期限: 19 4月 201722 4月 2017

出版系列

姓名Proceedings - International Conference on Data Engineering
ISSN(印刷版)1084-4627

会议

会议33rd IEEE International Conference on Data Engineering, ICDE 2017
国家/地区美国
San Diego
时期19/04/1722/04/17

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