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Latest featured content about Cassandra

Big Data Architecture at LinkedIn

Topics
Neo4j,
Neo,
Riak,
Cassandra,
MongoDB,
Graph Database,
Distributed Document Oriented Database,
Companies,
BigTable,
Key-Value Store,
Big Data,
NoSQL,
Database Design,
Database,
Hadoop,
Dynamo DB,
Voldemort,
Lucene,
Cloud Computing

In this interview at QCon London, LinkedIn’s Sid Anand discusses the problems they face when serving high-traffic, high-volume data. Sid explains how they’re moving some use cases from Oracle to gain headroom, and lifts the hood on their open source search and data replication projects, including Kafka, Voldemort, Espresso and Databus.

News about Cassandra

Cassandra 1.0.0. Is Ready for the Enterprise

Topics
Cassandra,
Big Data,
BigTable,
Database Design,
Data Access,
NoSQL,
Open Source,
Database,
Architecture,
Programming,
Apache

Apache has announced the release of Cassandra 1.0.0, the first major milestone of the distributed column-based data store coming with data compression and several performance improvements and optimizations.

Usergrid: a New Open Source Platform for Mobile and Rich Client Applications

Topics
Cassandra,
BigTable,
Data Access,
NoSQL,
PaaS,
Database,
Cloud Computing,
Mobile

Last week, Ed Anuff, founder of Usergrid, announced the first source code release available on GitHub. Usergrid is a comprehensive platform stack for mobile and rich client applications. It can be deployed as a highly scalable Cloud service, it is built in Java and runs on top of Cassandra.

CassandraSF2011: Progress and Futures

Topics
Cassandra,
Java,
Big Data,
BigTable,
Languages,
Apache,
Database Design,
NoSQL,
Architecture,
Programming,
Database,
Web Servers

Johnathan Ellis keynoted at Cassandra SF 2011. Ellis reviewed accomplishments including better support for multi-data center deployments, optimized read performance, included integrated caching and improved client APIs including a SQL-like language CQL. Looking forward, Ellis emphasized polish - efficient database repair, storage compression, optimized performance and an expanded CQL language.

Cassandra Indexing Guidelines from CassandraSF2011

Topics
Cassandra,
Java,
BigTable,
NoSQL,
Languages,
Database,
Programming,
Architecture

Ed Anuff reviewed Cassandra's built-in secondary indexes, noting that they don't work well for high cardinality values, require at least one equality comparison and return unsorted results. Anuff presented patterns for alternative indexing including wide rows and tables that use Cassandra 0.8.1's new composite comparator operators to overcome these limitations.

Presentations about Cassandra

Keeping Movies Running Amid Thunderstorms!

Topics
Amazon Web Services,
Cassandra,
QCon San Francisco 2011,
Amazon,
BigTable,
Companies,
NoSQL,
IaaS,
QCon,
Cloud Adoption,
Netflix,
Database,
Cloud Computing,
Performance & Scalability,
Conferences

Siddharth Anand presents how Netflix’s architecture evolved from a traditional 3-tier configuration to a cloud-based one, detailing the scalability and fault tolerant issues encountered.

Polyglot Persistence for Java Developers - Moving Out of the Relational Comfort Zone

Topics
SpringOne 2GX 2011,
SpringOne,
Spring,
MongoDB,
Cassandra,
Conferences,
Distributed Document Oriented Database,
Big Data,
Java,
Dependency Injection,
BigTable,
SpringSource,
Languages,
NoSQL,
Database Design,
Relational Databases,
Design Pattern,
VMWare,
Database,
Programming,
Redis,
Patterns,
Object Oriented Design,
Design,
Companies

Chris Richardson shows how he ported a relational database to three NoSQL data stores: Redis, Cassandra and MongoDB.

SimpleGeo: Staying Agile at Scale

Topics
Cassandra,
QCon San Francisco 2011,
BigTable,
QCon,
Operations,
NoSQL,
Infrastructure,
Database,
Change,
Conferences,
Architecture

Mike Malone discusses principles of good and bad (software) architecture determining SimpleGeo’s architecture: deal with change, embrace failure, phased adoption, balanced security, and others.

NoSQL @ Netflix

Topics
Cassandra,
QCon London 2011,
BigTable,
QCon,
Data Access,
NoSQL,
Architecture,
Database,
Conferences,
Netflix

Siddharth “Sid” Anand explains the technical details behind the move from Oracle used inside their data center to SimpleDB and S3 in the cloud, and from there to Cassandra.

Interviews about Cassandra

Attila Szegedi on JVM and GC Performance Tuning at Twitter

Topics
JRuby,
Rhino,
Ruby,
JVM Languages,
Cassandra,
Dynamic Languages,
Java,
QCon San Francisco 2011,
Sharding,
GarbageCollection,
BigTable,
MySQL,
Database Design,
NoSQL,
Compilers,
QCon,
Languages,
Clustering & Caching,
Open Source,
Relational Databases,
Infrastructure,
Database,
Programming,
Performance & Scalability,
Redis,
Conferences,
Asynchronous Architecture

Attila Szegedi talks about performance tuning Java and Scala programs at Twitter: how to approach GC problems, the importance of asynchronous I/O, when to use MySQL/Cassandra/Redis, and much more.

What’s Next for jclouds?

Topics
EC2,
Scala,
Python,
Cassandra,
JSON,
Amazon Web Services,
Windows Azure,
Java,
Virtualization,
Dynamic Languages,
Cloud Foundry,
Markup Languages,
JVM Languages,
Functional Programming,
MySQL,
BigTable,
Azure,
Amazon,
Clojure,
Strange Loop 2010,
Relational Databases,
Languages,
NoSQL,
IaaS,
LISP,
Strange Loop,
Operations,
VMWare,
PaaS,
Infrastructure,
.NET,
Cloud Computing,
Programming,
Companies,
XML,
S3,
Conferences,
Database,
Hadoop,
vCloud,
Twitter,
GigaSpaces

Adrian Cole discusses his jclouds project, which is an open source library that helps Java developers get started in the cloud and reuse their Java development skills. Cole also talks about some of the challenges of creating a cloud agnostic library, such as the use of different hypervisors and that various cloud implementations are written in different languages, such as VB, Python, Ruby, etc.