Flickr recently announced that they have deployed Sentinel to provide automated Redis failover in their offline task processing subsystem despite worries about its consistency.
Tokutek has announced work on a new consensus algorithm with the goal of replacing the existing leader election algorithm in MongoDB. Ark, as the algorithm is named, is being developed for use in TokuMX, Tokutek’s fork of MongoDB, and addresses a number of issues with the existing MongoDB algorithm.
ElasticSearch 1.3.0 has been released. Based on Lucene 4.9, it comes with better aggregation features, some security and scripting improvements, several index performance improvements and more.
Oracle Database 12c Release 1 (184.108.40.206) is now available and includes the much anticipated “In-memory” feature, along with several other improvements.
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.
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.
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..
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.
Twitter Engineering has released details about Manhattan, its real-time, multi-tenant distributed database.
The latest version of Oracle NoSQL Database supports tabular data model, secondary indexing, security enhancements via Oracle Wallet integration, and data center enhancements. Oracle recently announced the release of version 3.0 of the distributed key-value database.
Starting from the premise that today “80 percent of enterprise data is unstructured and growing at twice the rate of structured data”, Cloudera and MongoDB have announced a “strategic” partnership meant to provide customers the option to combine Cloudera’s Apache-based Big Data platform with MongoDB’s NoSQL solution.
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