InfoQ Homepage NoSQL Content on InfoQ
-
MySQL/HandlerSocket and VoltDB: Contenders to NoSQL
NoSQL systems are considered by some as performing better than traditional SQL ones. Two SQL solutions, one based on MySQL plus a NoSQL layer used as a plug-in and VoltDB claim SQL still is a viable solution for large applications with high scalability needs.
-
Foursquare's MongoDB Outage
Foursquare recently suffered a total site outage for eleven hours. The outage was caused by unexpected uneven growth in their MongoDB database that their monitoring didn't detect. The system outage was prolonged when an attempt to add a partition didn't work due to fragmentation, and required taking the database offline to compact it. Learn what happened and what responses are planned.
-
Membase and Cloudera Announce Integration
Membase and Cloudera announced integration of the Membase NoSQL database and Cloudera's Distribution for Hadoop, the distributed map-reduce and storage system, allowing for bi-direction data replication between the systems.
-
Designing a Web Application with Scalability in Mind
Max Indelicato, a Software Development Director and former Chief Software Architect, has written a post on how to design a web application for scalability. He suggests choosing the right deploying and storage solution, a scalable data storage and schema, and using abstraction layers.
-
Four NoSQL Add-ons available for Heroku Users
The first four NoSQL datastores are available as Add-ons for the Heroku PaaS (platform-as-a-service) platform. Using the Add-on system that was introduced in October 2009, CouchDB from Cloudant, Membase from NorthScale, MongoDB from MongoHQ and Redis were made available for Heroku users.
-
MongoDB 1.6 Adds Sharding and Replica Sets
MongoDB 1.6 is a major release addressing the scaling-out issue through sharding and adding replica sets for automatic failover and recovery.
-
LinkedIn's Data Infrastructure
Jay Kreps of LinkedIn presented some informative details of how they process data at the recent Hadoop Summit. Kreps described how LinkedIn crunches 120 billion relationships per day and blends large scale data computation with high volume, low latency site serving.
-
NoRM: Another .NET Provider for MongoDB
NoRM is a .NET library acting as a wrapper around MongoDB, facilitating .NET programming against the mentioned document database. Some of the features are: strongly-typed interface, supporting LINQ, supporting both .NET and Mono.
-
Emergent Data Architectures Highlights From GigaOm Structure Conference
The GigaOM Stucture conference a couple of weeks ago addressed many areas of cloud computing. One of the key themes of the event was the emergence of new data architectures. Throughout the panels, interviews, and presentations many speakers identified significant changes in how data gets handled that will be coming.
-
Membase, a new and heavyweight NoSQL family member
NorthScale solutions announced the availability of the open source NoSQL database Membase which was developed by core members of the Memcached team with contributions from Zynga and NHN. It is a protocol compatible persistent drop in for Memcached the widely used caching solution
-
CouchDB as the Personal Database
While attending the Berlin Buzzwords NoSql conference, Jan Lehnardt (@janl) one of conference organizers and co-author of CouchDB: The Definitive Guide (a free O'Reilly book). presented a talk titled: "Making Software for Humans - CouchDB and The Usable Peer-to-Peer Web".
-
Raven, a Document Database for .NET
Raven is schema-less LINQ-enabled document data store for .NET/Windows. Raven is yet another NoSQL, non-relational solution that wants to address the performance and scalability needs required by large web applications.
-
MongoDB Growing Up: Release 1.4 and Commercial Support by 10gen
Shortly after the 1.4 release of MongoDB (from "humongous") on March 25th, its creator Dwight Merriman (former CEO/CTO of DoubleClick) announced that 10gen, the company behind the open-source document database will offer commercial training and support for the product. InfoQ spoke with Merriman about MongoDB, its features, applicability and place in the community of NoSQL databases.
-
Neo4j: Java-based NoSQL Graph Database
After several years of development, the developers from NeoTechnology have released version 1.0 of Neo4j, a Java-based graph database which follows the property graph datamodel. InfoQ spoke with NeoTechnology COO Peter Neubauer to learn more about the current Neo4j release and what it offers to developers.