Clustered Columnstore Indexes were one of the two headline features for SQL Server 2014. Designed for tables with over 10 million rows, they allow for good performance on analytical queries without the need to explicitly specify indexes. With SQL Server 2016, they gain the ability to support secondary indexes.
Non-clustered Columnstore Indexes are also getting some enhancements in SQL Server 2016. The most notable of these enhancements is the ability to be updated.
New for SQL Server 2016 is the ability to place a Columnstore Index on an In-Memory Table.
Latest version of MemSQL, in-memory database with support for transactions and analytics, includes a new Community Edition for free use by organizations. MemSQL 4, released last week, also supports integration with Apache Spark, Hadoop Distributed File System (HDFS), and Amazon S3.
Google is making available to customers Cloud Bigtable, their own database used for more than a decade for services such as Search, GMail, Maps or YouTube. While they are not open sourcing Bigtable as they did with other products, the new cloud service is accessible through an open source interface, the Apache HBase 1.0.1 API.
Mashape has open sourced their API Layer called Kong.
Azure DocumentDB, Microsoft’s NoSQL cloud database service is now generally available.
Matt DeBergalis has released version 1.1 of Meteor, announcing support for both Windows and MongoDB 3.0. The 1.1 release "adds first-class official support" for developing applications software on Microsoft Windows, DeBergalis said, adding that it is the start of "a commitment to developers on the Microsoft platform."
After three developer previews, six release candidates and over 1500 closed tickets the Apache foundation has announced version 1.0 of Apache HBase, a NoSQL database in the Hadoop ecosystem. After more than 7 years of active development, the team behind HBase felt that the project had matured and stabilized enough to warrant a 1.0 version.
Pinterest, the company behind the visual bookmarking tool that helps you discover and save creative ideas, is using real-time data analytics for data-driven decision making purposes. It’s experimenting with MemSQL and Spark technologies for real-time user engagement across the globe.
Twitter's Answers is an analytics service for mobile apps that has come to see five billion sessions per day. Ed Solovey, software engineer at Twitter, has described how their system works to provide "reliable, real-time, and actionable" data based on hundreds of millions of mobile devices sending millions of events every second.
Some time ago, when MongoDB 2.6 was released Kelly Stirman, Director of Products at MongoDB answered our questions regarding the latest release. Now with MongoDB 3.0 announced for March and MongoDB 3.0 RC-8 already available, it’s time to see in more detail what WiredTiger storage engine, new and improved MMS and storage compression can bring to NoSQL users.
RethinkDB is an open-source distributed database built to store JSON and scale with very little effort. Self compared with MongoDB, RethinkDB is aiming to be developer friendly all the while maintaining an operations oriented approach of being highly available and high scale..a way to subscribe to change notifications from the database. A client can subscribe to changes in a table and get notified
Azure DocumentDB, Microsoft’s NoSQL cloud database service is available in newer regions within Asia and US. The account limits are enhanced to support increased capacity units and document size.
Amazon DynamoDB, the NoSQL database service of AWS now supports online indexing. Along with this, customers can now buy reserved capacity for long term usage.
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