PPT-Spanner

Author : tatyana-admore | Published Date : 2017-08-23

Storage insights COS 518 Advanced Computer Systems Lecture 6 Michael Freedman Provides semantics as if only one transaction was running on DB at time in serial

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Spanner: Transcript

Storage insights COS 518 Advanced Computer Systems Lecture 6 Michael Freedman Provides semantics as if only one transaction was running on DB at time in serial order Realtime guarantees. Corbett Jeffrey Dean Michael Epstein Andrew Fikes Christopher Frost JJ Furman Sanjay Ghemawat Andrey Gubarev Christopher Heiser Peter Hochschild Wilson Hsieh Sebastian Kanthak Eugene Kogan Hongyi Li Alexander Lloyd Sergey Melnik David Mwaura David N JinliangWei(CMUCSD) Spanner:Google'sGlobally-DistributedDatabaseCorbett,Dean,etal. October20,20132/21 ExternalConsistencyIEquivalenttolinearizabilityIIfatransactionT1commitsbeforeanothertransactionT2s Grigory. . Yaroslavtsev. . Penn State + AT&T Labs (intern). Based on a paper at . ICALP’11. , joint with . Berman (PSU). , . Bhattacharyya (MIT). , . Makarychev. (IBM). , . Raskhodnikova. (PSU). *. *. But were afraid to ask. Seth Pettie. University of Michigan,. Ann Arbor. What is a spanner?. Spanner (English) : wrench. Spanner (German) : voyeur, peeping tom.. Spanner (CS) : sparse . subgraph. By. - . James C. Corbett, Jeffrey Dean, Michael Epstein, Andrew . Fikes. , Christopher Frost, JJ Furman. Sanjay . Ghemawat. , . Andrey. . Gubarev. , Christopher . Heiser. , Peter . Hochschild. , Wilson Hsieh,. Lee-Ad Gottlieb. Graph spanners. A spanner for graph G is a . subgraph. H. H contains vertices, subset of edges of G. Some qualities of a spanner. Degree, diameter, . stretch, weight. Applications: networks, routing, TSP… . Piotr. Berman, . Sofya. . Raskhodnikova. , . Ge. . Ruan. Pennsylvania . State University. Graph Spanners . [Awerbuch85,Peleg Schäffer89]. A . subgraph. . H. of . G . is a . k. -spanner. . if for all pairs of vertices . Grigory. . Yaroslavtsev. . Penn State + AT&T Labs - Research (intern). Joint work with . Berman (PSU). , . Bhattacharyya (MIT). , . Makarychev. (IBM). , . Raskhodnikova. (PSU). Directed. Spanner Problem. Spanner of Directed Graphs. Kyomin. Jung. KAIST. 2009 . Combinatorics. Workshop. Joint work with . A. rnab. Bhattacharyya . MIT. . Elena . Grigorescu. . MIT. . . KYLA The fan belt on your Beetle ThiT iT the moTt baTic teTt of a fanbelt – the well-known grip and twiTt teTt. How doeT it feel?HOW TO ECK OUR FLT Q: I like the look of thoTe chrome top pull L. inear Time Algorithm for Computing a . -Spanner of . Size in Weighted Graphs. . Surender. . Baswana. and Sandeep Sen. Slides and Presentation By: . Nadav. Hollander. So, what exactly is a. -spanner. James C. Corbett et al . OSDI 2012. Presenter: Akshay Ravichandran. Outline. What is Spanner?. Why Spanner?. Implementation. External Consistency. Concurrency Control. Evaluation. Related Work. Future Work. Grigory. . Yaroslavtsev. . Penn State + AT&T Labs - Research (intern). Joint work with . Berman (PSU). , . Bhattacharyya (MIT). , . Makarychev. (IBM). , . Raskhodnikova. (PSU). Directed. Spanner Problem. System. David F. Bacon et al. . Google, Inc. . Presenter: Che-Lin Huang. Overview. Motivation. Introduction to Spanner. Distributed . Query. Query Range . Extraction. Query . Restart. Common SQL . Dialect.

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