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Big Data in Real Time at Twitter

Posted by Nick Kallen  on  Aug 03, 2011 2

Nick Kallen discusses how Twitter handles large amounts of data in real time by creating 4 data types and query patterns -tweets, timelines, social graphs, search indices-, and the DBs storing them.

NoSQL at Twitter

Posted by Ryan King  on  Jan 21, 2011

Ryan King presents how Twitter uses NoSQL technologies - Gizzard, Cassandra, Hadoop, Redis - to deal with increasing data amounts forcing them to scale out beyond what the traditional SQL has to offer.

NoSQL at Twitter

Posted by Kevin Weil  on  Dec 23, 2010 6

Kevin Weil presents how Twitter does data analysis using Scribe for logging, base analysis with Pig/Hadoop, and specialized data analysis with HBase, Cassandra, and FlockDB.

Abstractions at Scale–Our Experiences at Twitter

Posted by Marius Eriksen  on  Dec 14, 2010 1

Marius Eriksen considers that scalability problems appear when leaky abstractions are used, exemplifying with RDBMS, GC, and threads, presenting abstractions that help dealing with scalability issues: map-reduce, shared-nothing web applications, big table, all providing narrow access to explicit resources.

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