Most applications need some form of persistence—a way to store the data outside the application for safekeeping. The most basic way is to write data to the file system, but that can quickly become a ...

This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big Data Analytics. What are key value databases? A key value database is a collection of paired ...

Oracle is introducing version 4.0 of its NoSQL database. First introduced in 2011, the Oracle NoSQL Database is a key-value database that evolved from the company's acquisition of BerkeleyDB Java ...

For the last few years, the world of NoSQL databases has been filled with exciting new projects, ambitious claims, and plenty of chest beating. The hypesters said the new NoSQL software packages ...

MapR Technologies, Inc., provider of the top-ranked distribution for Apache™ Hadoop®, today announced that it was among the select companies that Forrester Research, Inc., invited to participate in ...

NoSQL database systems continue to gain traction, but they are still not widely understood. There is more than one type of NoSQL database and a large number of individual NoSQL DBMSs. There are more ...

A data structure comprising data items (the values), each of which has been assigned a name (the key). See key-value pair. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires ...

NoSQL and NewSQL databases are popular solutions in the data management space. At VoltDB, we’re sometimes asked to clarify the difference between the two approaches. Here’s what you need to know if ...

As any developer knows, the technology industry is defined by innovation discoveries and new emerging solutions. One of the most popular growing movements in current times is the switch to NoSQL ...

An item of data that is identified by an arbitrary name. The key is the name, and the value is the content; for example, the key might be CITY, and the value might be CHICAGO. A key-value database is ...

Imagine flash storage that stores data in exactly the format used by applications. That’s what’s promised by key-value flash media, as envisaged by at least one big drive maker, some researchers and ...