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Apache CouchDB is an open-source document-oriented NoSQL database, implemented in Erlang. CouchDB uses multiple formats and protocols to store, transfer, and process its data. It uses JSON to store data, JavaScript as its query language using MapReduce , and HTTP for an API .
CouchDB: Apache Software Foundation: Apache License: Any language that can make HTTP requests JSON over REST/HTTP with Multi-Version Concurrency Control and limited ACID properties. Uses map and reduce for views and queries. [10] Yes [11] CrateDB: Crate.io, Inc. Apache License: Java: Use familiar SQL syntax for real time distributed queries ...
Couchbase Server is a packaged version of Couchbase's open source software technology and is available in a community edition without recent bug fixes with an Apache 2.0 license [11] and an edition for commercial use. [12] Couchbase Server builds are available for Ubuntu, Debian, Red Hat, SUSE, Oracle Linux, Microsoft Windows and macOS ...
Apache CouchDB uses a simple, HTTP-based multi-master replication system built from its use of an append-only data-store and use of Multiversion Concurrency Control (MVCC). Each document contains a revision ID, so every record stores the evolutionary timeline of all previous revision IDs leading up to itself—which provides the foundation of ...
MarkLogic Server – a bit of this is described in [17] MemSQL; Microsoft SQL Server – when using READ_COMMITTED_SNAPSHOT, starting with SQL Server 2005 [18] MonetDB [19] MongoDB – when used with the WiredTiger [20] storage engine; MySQL – when used with InnoDB, [21] [22] Falcon, [23] or Archive storage engines; NuoDB; ObjectDB; ObjectStore
Cloudant is an IBM software product, which is primarily delivered as a cloud-based service. Cloudant is a non-relational, distributed database service of the same name. Cloudant is based on the Apache-backed CouchDB project and the open source BigCouch pro
The language drivers are available under an Apache License. In addition, MongoDB Inc. offers proprietary licenses for MongoDB. The last versions licensed as AGPL version 3 are 4.0.3 (stable) and 4.1.4. [53] MongoDB has been removed from the Debian, Fedora and Red Hat Enterprise Linux distributions because of the licensing change. Fedora ...
FOSS stands for "Free and Open Source Software". There is no one universally agreed-upon definition of FOSS software and various groups maintain approved lists of licenses. The Open Source Initiative (OSI) is one such organization keeping a list of open-source licenses. [1] The Free Software Foundation (FSF) maintains a list of what it ...