InfoQ Homepage Cassandra Content on InfoQ
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DataStax Brings Enterprise Security To Cassandra, Hadoop, Solr
Datastax Enterprise 3.0 was announced last month with several Enterprise security features for a cluster using Cassandra, Hadoop and Solr. InfoQ caught up with Robin Schumacher, VP of Products at DataStax to learn more.
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Simba Technologies is bringing the power of SQL to Cassandra, Hadoop, BigQuery, and MongoDB
At its heart, SQL is a domain specific language designed to allow non-professional programmers to query databases and write ad hock reports. When a company moves from a relational database to a NoSQL offering the need for ad hock reporting doesn’t go away, it just becomes harder. Simba’s ODBC drivers shift the power back into the hands of the users.
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Cassandra Gets Atomic Batches, Virtual Nodes, CQL Improvements
Cassandra 1.2 was recently released with several improvements such as virtual nodes, atomic batch support, better performance and more.
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Cassandra Storage Engine for MariaDB
MariaDB has announced a preview of the Cassandra Storage Engine. This is a plugin that allows MariaDB to access Cassandra clusters using normal SQL syntax.
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Cassandra 1.0.0. Is Ready for the Enterprise
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.
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Usergrid: a New Open Source Platform for Mobile and Rich Client Applications
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.
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CassandraSF2011: Progress and Futures
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.
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Cassandra Indexing Guidelines from CassandraSF2011
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.
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JasperSoft 4 Released with Big Data Support
JasperSoft announces reporting support for Hadoop and leading NoSQL databases.