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Hadoop User Group UK:Algorithms on Hadoop at Last.fm
Algorithms on Hadoop at Last.fm
Last.fm is well known as an early adopter of Hadoop as a way of storing billions of scrobbles and computing charts from them. We also increasingly use Hadoop to scale more algorithmic tasks to large datasets. At this month's Hadoop User Group meetup, Mark Levy (@gamboviol) will talk briefly about three of Last.fm's projects in Hadoop: * topic analysis with Latent Dirichlet Allocation * graph-based recommendations * audio analysis

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NoSQL eXchange 2011

Skills Matter is hosting the first annual NoSQL eXchange this November. Jim Webber has kindly agreed to be the Programme Lead for this conference, and together we are working on a plan for 7 speaker slots in one day -- featuring talks covering MongoDB/CouchDB, Cassandra, Riak, and Neo4J. Follow #nosqlx for programme updates, and find out more here.

MongoUK Conference

Skills Matter and 10gen are very pleased to announce the popular MongoUK conference IS BACK - coming to London on September 19th! MongoUK is a one-day conference dedicated to the open source, non-relational database MongoDB. We are still working on the programme, but feature both introductory and advanced talks on MongoDB schema design, indexing, administration, replication, sharding... (follow #mongouk for programme updates). Find out more here.

MongoDB for Administrators and Operations

This course covers everything a database administrator needs to know to successfully deploy and maintain MongoDB databases and shard clusters. In addition to deployment and maintenance, course topics will include diagnosing performance issues, importing and exporting data, and establishing the proper backup and restore routines. We'll present ideal hardware configurations and discuss common pitfalls for new deployments. The course also includes an overview of the MongoDB CRUD API, the command shell, and the drivers. Find out more here

MongoDB for Developers

This two-day course spans the MongoDB gamut, covering CRUD, schema design, performance tuning, map-reduce, replication, and sharding.

This course prepares you to:

  • Understand the MongoDB command shell, query API, and driver tools.
  • Design schemas that take advantage of the document data model and of MongoDB’s core features.
  • Understand how typical RDBMS schemas can be migrated to MongoDB.
  • Build efficient indexes and troubleshoot slow queries.
  • Configure both master/slave replication and replica sets.
  • Determine when to set up a shard cluster and how to configure it.
  • Troubleshoot common issues and failure scenarios.
Find out more here


ABOUT MARK LEVY
Mark Levy works in the Music Information Retrieval team at Last.fm.
More about Mark Levy

ABOUT THE HADOOP USER GROUP UK
We are the Hadoop users group for the UK based in London. We meet monthly for talks and discussion on all topics related to Hadoop. Join if your intrested in learning what Hadoop is, how people are using it with their big data problems, and to meet other people with experience running and coding on Hadoop cluster around London and the UK.
More about the Hadoop User Group UK
PODCAST ALGORITHMS ON HADOOP AT LAST.FM

This session took part at the Collaborative Filtering at scale, and Algorithms on Hadoop at Last.fm. You can view the other 1 podcast here.
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