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Lecture 4: Transactions

Lecture 4: Transactions. Wednesday, October 20, 2010. Homework 3. The key concepts here: Connect to db and call SQL from java Dependent joins Integrate two databases Transactions Amount of work: 20 SQL queries+180 lines Java ? 12 hours (?). Review Questions.

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The Locality-Aware Adaptive Cache Coherence Protocol

The Locality-Aware Adaptive Cache Coherence Protocol. George Kurian 1 , Omer Khan 2 , Srini Devadas 1 1 Massachusetts Institute of Technology 2 University of Connecticut, Storrs. Cache Hierarchy Organization Directory-Based Coherence. Private cache Write miss.

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Solving the straggler problem with bounded staleness

Solving the straggler problem with bounded staleness. Jim Cipar , Qirong Ho, Jin Kyu Kim, Seunghak Lee, Gregory R. Ganger, Garth Gibson, Kimberly Keeton*, Eric Xing. PARALLEL DATA LABORATORY Carnegie Mellon University * HP Labs. Overview.

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18.8 Concurrency Control by Timestamps

18.8 Concurrency Control by Timestamps. Dongyi Jia CS257 ID:116 Spring 2008. Agenda . Timestamps Physically Unrealizable Behaviors Problems With Dirty Data The Rules for Timestamp-Based Scheduling Multiversion Timestamps Timestamps and Locking . Timestamp TS (T).

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247 views • 16 slides