At last month's OSGi DevCon in New York, the OSGi Alliance released OSGi Core Release 6. This adds a standard for representing Data Transfer Objects and a way of annotating interfaces indicating whether they are supposed to be implemented or used by clients. In addition, an osgi.native namespace and extension bundle activators have been added; read on to find out more.
Barak Michener, a Software Engineer working for the Google Knowledge Team, has open sourced a personal project called Cayley, a graph database inspired by Freebase and the Google Knowledge Graph, the later powering Google’s search engine. Freebase is a collection of free structured data, currently at ~2.7B facts and counting, and an API for querying this data.
Aerospike has open sourced their NoSQL database under the AGPL 3.0 license. This license requires that any improvements to the source code to be submitted back to the trunk. The source code of the Aerospike server and related tools is available on GitHub.
Speaking at QCon New York on Wednesday Jeff Johnson, from the core data group at Facebook, announced Apollo, Facebook’s Paxos-like NoSQL database. Written in C++11 on top of the Apache Thrift 2 RPC framework, Apollo is a hierarchical storage system where all the data is split into shards, very much analogous to region servers in HBase.
The second service pack for SQL Server 2012 was recently released with over 30 bug fixes since the last cumulative update. But according to Aaron Bertrand of SQL Sentry, one important hotfix for Enterprise customers didn’t make the cut.
Facebook has open-sourced Haxl, a library for efficient, concurrent data-access. The library leverages the traditional strengths of Haskell such as expressive type system, correctness and safety guarantees, as well as GHC's high performance run-time to solve the thorny issue of implicit, concurrent data access.
Up until now, JetBrains’ IDEs have included plug-ins for dealing with database administration and development tasks. JetBrains has decided to extract the respective functionality and place it in an IDE of its own, namely 0xDBE.
Ayasdi announced last month a partnership with Cloudera, the biggest distributor of Apache Hadoop. The partnership that will ensure the compatibility of their solution with Cloudera Enterprise 5, the latest version of Cloudera’s big data platform based on Apache Hadoop.
Hadoop Summit Day Two report covers the important trends and changes from last year's summit. It also covers the important announcements of the day in relation to this year's trending topics. This report shares an analysis of the Hadoop market by leading analysts, competing benchmarks by vendors and platform specific innovations and announcements.
DataTorrent is a real-time streaming and analyzing platform that can process over 1B real-time events/sec.
Tesora, previously known as Parelastic is developing a DBaaS for OpenStack. Tesora has partnered with the OpenStack Trove community and its DBaaS solution has had support from day zero for MySQL. Now it has added support for MongoDB offering SQL and NoSQL databases to be deployed side by side..
In what is probably a surprise to many developers, MySQL currently stores its critical system tables in MyISAM instead of InnoDB. Since MyISAM isn’t ACID compliant, there is a chance for data loss or corruption when modifying system objects such as privilege. Morgan Tocker has announced that the MySQL team intends to address this in the near future.
PostgreSQL 9.4 Beta comes with the much-anticipated "binary JSON" type, JSONB. This new storage format for document data is higher-performance and comes with indexing, functions and operators for manipulating JSON data.
Splunk, a company specializing in searching, monitoring, and analyzing machine-generated data, has announced the release of Hunk 6.1. Hunk provides an analytics platform for big data. The new release also provides streaming resource libraries to connect Hunk to any NoSQL data store, such as Apache Cassandra, MongoDB, and Neo4j.
This year's ApacheCON North America conference saw key speakers focus on open source and its community. With more than 400 attendees, over 70 projects represented and 180 conference sessions it covered as many diverse topics as diverse the Apache Software Foundation projects are.
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