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Scaling Scalability: Evolving Twitter Analytics

Posted by Dmitriy Ryaboy  on  Jan 13, 2013

Dmitriy Ryaboy shares some of the lessons learned scaling Twitter’s analytics infrastructure: Data loves a schema, Make data sources discoverable, and Make costs visible.

Petabyte Scale Data at Facebook

Posted by Dhruba Borthakur  on  Dec 17, 2012 3

Dhruba Borthakur discusses the different types of data used by Facebook and how they are stored, including graph data, semi-OLTP data, immutable data for pictures, and Hadoop/Hive for analytics.

Data Structures: The Code That Isn't There

Posted by Scott Vokes  on  Nov 23, 2012 3

Scott Vokes presents several less known data structures and their advantages: skiplists, difference lists, rolling hashes, and jumpropes.

Eventually-Consistent Data Structures

Posted by Sean Cribbs  on  Nov 10, 2012

Sean Cribbs discusses Convergent Replicated Data Types, data structures that tolerate eventual consistency.

Sweden's Next Top Data Model

Posted by Ian Plosker  on  Oct 10, 2012

Ian Plosker explains why a data model needs to follow the query patterns when using a NoSQL storage solution.

The Database as a Value

Posted by Rich Hickey  on  Sep 04, 2012

Rich Hickey discusses the complexity introduced by a database into a system, and a way to deal with it by using Datomic. He also discusses immutability, epochal time, and persistent data structures.

Thinking in Data

Posted by Stuart Sierra  on  Aug 30, 2012 7

Stuart Sierra discusses using a data-oriented programming approach in order to create programs that are easier to write and test. The session is accompanied with Clojure code samples.

Panel: How Banks Are Managing Their Data

Posted by Frank Tarsillo , John Davies, Jon Vernon and Ari Zilka  on  Aug 16, 2012

Frank Tarsillo , John Davies, Jon Vernon and Ari Zilka (moderator) discuss the technologies and architectures used these days to manage large amounts of sensitive data in top financial institutions.

The Challenge of Connected Data

Posted by Jim Webber  on  Aug 02, 2012

Jim Webber talks about the data of these days, how integrated data looks, how to model it using actual data stores and the implications of this modeling.

Acceleration in the Wild with Dataflow Computing

Posted by James Spooner  on  Jul 24, 2012

James Spooner discusses the need to make good use of the underlying silicon using Dataflow computing and parallelism to improve throughput and latency for optimized data processing performance.

Big Data Architectures at Facebook

Posted by Ashish Thusoo  on  Jul 18, 2012

Ashish Thusoo presents the data scalability issues at Facebook and the data architecture evolution from EDW to Hadoop to Puma.

The Taming of the Deftype

Posted by Baishampayan Ghose  on  Jul 03, 2012 1

Baishampayan Ghose discusses creating custom data types in Clojure, covering: types vs. records, interfaces and corresponding protocol, mutable types, and example implementations.

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