The NoSQL databases featuring massive scalability developed for and used by the big social networks like Facebook and Twitter have created a whole new category. Amazingly (or not) most of the competitors in this space are open source projects. Most of these open source projects also have corporate entities that have sprung up around them to offer support and services. Perhaps the first and one of the better known of these open source NoSQL projects is Cassandra. DataStax is the company that is bringing Cassandra support, products and services to market.
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Wednesday, March 16, 2011
Tuesday, March 15, 2011
Setting up a Hadoop development environment
From http://www.techrepublic.com
Hadoop is a platform for performing distributed computing. That’s easy enough to understand, right? There are some add-ons for things such as distributed file storage and distributed database access, but at the heart of it, Hadoop is a processing platform that partitions the work across multiple machines in a cluster.
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Hadoop is a platform for performing distributed computing. That’s easy enough to understand, right? There are some add-ons for things such as distributed file storage and distributed database access, but at the heart of it, Hadoop is a processing platform that partitions the work across multiple machines in a cluster.
More ...
Friday, March 11, 2011
RainStor 4.5 For Big Data
RainStor has announced the next generation of its online data repository, adding data deduplication capabilities and improved optimization for storing computer-generated historical data. Able to run on a storage area network (SAN) or network-attached storage (NAS) system as a repository for structured data, RainStor 4.5 is aimed at capturing and then serving up online transaction processing (OLTP) data sets, user log data and metadata. Computerworld reports that the software comes with a RDF interface to automatically join data from relational databases to the repository.
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