IBM builds up its cloud with Netezza as a service and NoSQL as software

IBM announced a new, promising collection of cloud data services on Monday, adding to an already-impressive collections services on its Bluemix platform. At this point, though, IBM’s biggest challenge isn’t selling enterprise users on the cloud, but convincing them it’s still the best choice.

eBay open sources a big, fast SQL-on-Hadoop database

eBay has open sourced a database technology, called Kylin, that takes advantage of distributed processing and the HBase data store in order to return faster results for SQL queries over Hadoop data.

Citus Data builds a column store for Postgres

Citus Data, a startup focused on turning PostgreSQL into a scale-out analytic engine, has developed a developed a columnar data store for the popular open source database. The company is open sourcing its extension for single-node environments, although it’s offering a distributed version as part of its CitusDB software. Citus already supported interactive SQL queries over Postgres (on which its technology is based), Hadoop and MongoDB, but columnar stores are faster for certain types of queries. Also, the compression features of the ORC file format that CitusDB uses can cut disk space by more than half.

MapR now supports YARN, puts HP Vertica on top of Hadoop

MapR is continuing along its path to Hadoop glory with new support for the YARN resource manager and a direct integration with the HP Vertica analytic database. In such a competitive space, every little edge matters.

MemSQL throws a curve, adds column store on flash

MemSQL, the database startup from two former Facebook engineers, has already raised a lot of money and roped in some big customers. Now it’s looking to broaden its footprint with a flash-optimized columnar store to complement its in-memory row-based one.

Fast-growing database startup MemSQL raises $35M

Database startup MemSQL has been on fire since it launched in mid-2012, and now it has a lot more money to keep up that momentum. The company has closed an oversubscribed series B round worth $35 million.

Cloudera says Impala is faster than Hive, which isn’t saying much

Cloudera is touting the speed of its Impala query engine compared to Hive and a leading relational database system, but those aren’t really apples-to-apples comparisons. The real question is how all the SQL-on-Hadoop options stack up against one another.