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How SoundCloud Uses Cassandra

Posted by Emily Green  on  Apr 19, 2015 1

Emily Green is taking a look at how SoundCloud uses Cassandra. She describes a couple of Cassandra instances, from the point of view of the products and functionality they support.


Customer Insight, from Data to Information

Posted by Thore Thomassen  on  Mar 27, 2015

Thore Thomassen shares from experience how to combine structured data in a DWH with unstructured data in NoSQL, and using parallel data warehouse appliances to boost the analytical capabilities.


Efficient Data Storage for Analytics with Parquet 2.0

Posted by Julien Le Dem  on  Mar 22, 2015

Julien Le Dem discusses the advantages of a columnar data layout, specifically the features and design choices Apache Parquet uses to achieve goals of interoperability, space and query efficiency.


Using a Graph Database for JVM Heap Analysis

Posted by James Richardson, Nat Pryce  on  Mar 19, 2015 2

James Richardson, Nat Pryce discuss some of the challenges faced using Neo4J for interactive analysis of large data imports (80K nodes, 150k relationships) and how they overcame them.


SQL Strikes Back! Recent Trends in Data Persistence and Analysis

Posted by Dean Wampler  on  Feb 24, 2015

Dean Wampler takes a look at SQL’s resurgence and specific example technologies, including: NewSQL, Hybrid SQL, SQL abstractions on top of file-based data, SQL as a functional programming language.


Artistic Spring Data Neo4j 3.x with Spring Boot and Van Gogh

Posted by Michael Hunger,Lorenzo Speranzoni  on  Feb 14, 2015

Michael Hunger and Lorenzo Speranzoni show how easy it is to get started with Spring Data Neo4j using Spring Boot.


NoSQL Is Dead

Posted by Eric Redmond  on  Feb 06, 2015 1

Eric Redmond explains the differences and commonalities amongst many kinds of databases and takes a stab at the marketing term “NoSQL.”


Intro to Datomic

Posted by Stuart Sierra  on  Jan 21, 2015

Stuart Sierra provides an introduction to Datomic's data model, architecture, query syntax, and transactions.


A Distributed Transactional Database on Hadoop

Posted by John Leach  on  Jan 02, 2015

John Leach explains using HBase co-processors to support a full ANSI SQL RDBMS without modifying the core HBase source, showing how Hadoop/HBase can replace traditional RDBMS solutions.


Cassandra, Couchbase and Spring Data in the Enterprise

Posted by Matthew Adams,Michael Nitschinger  on  Jan 01, 2015

The authors focus on POJO persistence over Cassandra, including automatic Cassandra schema generation and Spring context configuration using both XML and Java.


Zen: Pinterest's Graph Storage Service

Posted by Xun Liu,Raghavendra Prabhu  on  Dec 25, 2014

This talk goes over the design motivation for Zen and describe its internals including the API, type system and HBase backend.


Unleash the Power of HBase Shell

Posted by Jayesh Thakrar  on  Dec 07, 2014

Jayesh Thakrar shows what can be done with irb, how to exploit JRuby-Java integration, and demonstrates how the Shell can be used in Hadoop streaming to perform complex and large volume batch jobs.

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