"Nesting performs a join across two buckets. But instead of producing a cross-product of the left and right hand inputs, a single result is produced for each left hand input, while the corresponding right hand inputs are collected into an array and nested as a single array-valued field in the result object."
Couchbase Query Language, known as N1QL and pronounced "Nickel", is a query language for finding data in Couchbase Server. N1QL is designed to be human readable and writable. It is a language designed for ad-hoc querying. The query language is a standard semantic used to build querying ability in other databases.
DB2 NoSQL JSON enables developers to write applications using a popular JSON-oriented query language created by MongoDB to interact with data stored in IBM DB2 for Linux, UNIX, and Windows. This driver-based solution embraces the flexibility of the JSON data representation within the context of a RDBMS, which provides established enterprise features and quality of service.
The MySQL Cluster team are working on a new NoSQL JavaScript connector for MySQL. The objectives are simplicity and high performance for JavaScript users:
- allows end-to-end JavaScript development, from the browser to the server and now to the world's most popular open source database
- native "NoSQL" access to the storage layer without going first through SQL transformations and parsing.
FoundationDB is a new generation of NoSQL database. It's the first to provide scalability <em>and</em> multi-key ACID transactions. Its ordered key-value core can be adapted to expose a broad range of data models and capabilities. Build your application on a better foundation.
Not being required to develop a schema before you build your application is a huge time saver. It enables quick prototyping and lets you mold the structure of your document as you delve into its different uses within your application.
Small data is proposed as an alternative to 'big data'. Advantages of small data are among others: (1) allows to build more interconnected applications, (2) allows portable databases and (3) allows to evolve data in more fluent iterations.