In a recent blog post, Uber detailed why they have chosen to replace PostgreSQL with MySQL. In this article we present a high level overview of the problems they faced, how MySQL fares against them and some of the best rebuttals against the case presented by Uber.
Riak is a key-value based NoSQL database that can be used to store user session related data. Andy Gross from Basho Technologies recently spoke at QCon SF 2011 Conference about Riak use cases. InfoQ spoke with Andy and Mark Phillips from Basho team about Riak database features and best practices when using Riak.
Windows Azure team announced major updates including support for Node.js, better scalability for SQL Azure through Federation and higher individual DB Size limits (upto 150 GB), a limited preview for Hadoop and more.
The MagLev project has released version 1.0 of their Ruby VM. The Ruby implementation is based on the GemStone/S Smalltalk VM which comes with GemStone's distributed cache, ACID transactions, and persistence system (OODB). InfoQ caught up with Monty Williams of the MagLev project to talk about where MagLev fits on the NoSQL spectrum, and much more.
Columnar databases offer better data storage capabilities for certain business use cases compared to the traditional relational database management systems. William McKnight spoke at NoSQL Now 2011 Conference last week about the columnar databases and how they can be effective for certain data storage needs.
Business Intelligence vendor Pentaho has announced the release of olap4j 1.0, a new, common Java API for any online analytical processing (OLAP) server.
Neo Technology has released version 1.3 GA (General Availability) of Neo4j. This release updates Neo4j's licensing and adds a number of features. The Community edition is now licensed under GPLv3, the same license as MySQL.
The 451 Group has published earlier this month the conclusions of a report detailing the growing set of options in the information management space. In the process they also clarified what they meant by "NewSQL".
Imagine ad hock data mining queries against a single table with 1 TB of data and 1.44 billion rows coming back in roughly a second. This is the scenario Microsoft intends to support using 32-core machines and their new column-based storage engine.
Earlier this week Cihan Biyikoglu of Microsoft provided a preview of how developers will need to adapt their code for the upcoming SQL Azure Federations to supports its connectivity model. The intent is to provide a safe model for developers to work with federated data and/or multi-tenant applications.
IBM is offering a demo of their DB2 Add-ins for Visual Studio 2010. In addition to "full end to end debugging for SQL procedures for VB and C# apps”, it includes ADO.NET and Entity Framework providers for many of the DB2 variants.
We talk with Daniel Kirstenpfad, founder and CTO of sones GmbH, about Graph Databases and how they can better model some types of data such as relations in a social networking application. A graph database can offer performance benefits over other types of databases because they explicitly represent a graph and are organized to have index free adjacency.
The Hadoop Summit of 2010 included presentations from a number of large scale users of Hadoop and related technologies. Notably, Facebook presented a keynote and details information about their use of Hive for analytics. Mike Schroepfer, Facebook's VP of Engineering delivered a keynote describing the scale of their data processing with Hadoop.
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.
The 2nd annual RubyConf China, this year in Shanghai, China, featured Ruby creator Matz who talked about Ruby Community and Ruby 2.0. InfoQ takes a look at the other talks and what tools and databases Ruby developers in and around China use.