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DBMS > IBM Cloudant vs. Memgraph vs. OpenQM vs. SQL.JS

System Properties Comparison IBM Cloudant vs. Memgraph vs. OpenQM vs. SQL.JS

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Editorial information provided by DB-Engines
NameIBM Cloudant  Xexclude from comparisonMemgraph  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionDatabase as a Service offering based on Apache CouchDBAn open source graph database built for real-time streaming and compatible with Neo4jQpenQM is a high-performance, self-tuning, multi-value DBMSPort of SQLite to JavaScript
Primary database modelDocument storeGraph DBMSMultivalue DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.68
Rank#106  Overall
#20  Document stores
Score3.02
Rank#98  Overall
#8  Graph DBMS
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitewww.ibm.com/­products/­cloudantmemgraph.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmsql.js.org
Technical documentationcloud.ibm.com/­docs/­Cloudantmemgraph.com/­docssql.js.org/­documentation/­index.html
Social network pagesLinkedInTwitterFacebookGitHubDiscord
DeveloperIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014Memgraph LtdRocket Software, originally Martin PhillipsAlon Zakai infoenhancements implemented by others
Initial release2010201719932012
Current release3.4-12
License infoCommercial or Open SourcecommercialOpen Source infoBSL 1.1; commercial license for enterprise edition availableOpen Source infoGPLv2, extended commercial license availableOpen Source
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageErlangC and C++JavaScript
Server operating systemshostedLinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeschema-free and schema-optionalyes infowith some exceptionsyes
Typing infopredefined data types such as float or datenoyesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonoyesno
Secondary indexesyesyes
SQL infoSupport of SQLnononoyes infoSQL-92 is not fully supported
APIs and other access methodsRESTful HTTP/JSON APIBolt protocol
Cypher query language
JavaScript API
Supported programming languagesC#
Java
JavaScript
Objective-C
PHP
Ruby
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
.Net
Basic
C
Java
Objective C
PHP
Python
JavaScript
Server-side scripts infoStored proceduresView functions (Map-Reduce) in JavaScriptyesno
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infodynamic graph partitioningyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Multi-source replication using RAFTyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistencynone
Foreign keys infoReferential integritynoyes inforelationships in graphsnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a document possibleACID infowith snapshot isolationACIDACID
Concurrency infoSupport for concurrent manipulation of datayes infoOptimistic lockingyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlAccess rights for users can be defined per databaseUsers, roles and permissionsAccess rights can be defined down to the item levelno
More information provided by the system vendor
IBM CloudantMemgraphOpenQM infoalso called QMSQL.JS
Specific characteristicsMemgraph directly connects to your streaming infrastructure so you and your team...
» more
Competitive advantagesBusiness Source License ensures a future for the Memgraph community MAGE algorithm...
» more
Typical application scenariosGraph algorithms in bioinformatics Social network analysis Cryptocurrency network...
» more
Licensing and pricing modelsYou can check out our pricing model and licenses on the company website .
» more

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More resources
IBM CloudantMemgraphOpenQM infoalso called QMSQL.JS
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