DB-EnginesInfluxDB download bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Grakn vs. Memcached vs. Microsoft Azure Cosmos DB

System Properties Comparison Grakn vs. Memcached vs. Microsoft Azure Cosmos DB

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameGrakn  Xexclude from comparisonMemcached  Xexclude from comparisonMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparison
DescriptionGrakn is a distributed, hyper-relational database for managing complex data that serves as a knowledge base for cognitive/AI systems.In-memory key-value store, originally intended for cachingGlobally distributed, horizontally scalable, multi-model database service
Primary database modelGraph DBMS
Relational DBMS infoOften described as a 'hyper-relational' database, since it implements the 'Entity-Relationship Paradigm' to manage complex data structures and ontologies.
Key-value storeDocument store
Graph DBMS
Key-value store
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.75
Rank#191  Overall
#16  Graph DBMS
#94  Relational DBMS
Score26.34
Rank#27  Overall
#4  Key-value stores
Score31.67
Rank#25  Overall
#3  Document stores
#2  Graph DBMS
#3  Key-value stores
#3  Wide column stores
Websitegrakn.aiwww.memcached.orgazure.microsoft.com/­services/­cosmos-db
Technical documentationdev.grakn.ai/­docsgithub.com/­memcached/­memcached/­wikidocs.microsoft.com/­en-us/­azure/­cosmos-db
DeveloperGrakn LabsDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalMicrosoft
Initial release201620032014
Current release1.8.2, August 20201.6.0, March 2020
License infoCommercial or Open SourceOpen Source infoGPL Version 3, commercial licenses availableOpen Source infoBSD licensecommercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC
Server operating systemsLinux
OS X
Windows
FreeBSD
Linux
OS X
Unix
Windows
hosted
Data schemeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesnoyes infoJSON types
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.no
Secondary indexesyesnoyes infoAll properties auto-indexed by default
SQL infoSupport of SQLnonoSQL-like query language
APIs and other access methodsconsole (shell)
gRPC protocol
Workbase (visualisation software)
Proprietary protocolDocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
Supported programming languagesAll JVM based languages
Groovy
Java
JavaScript (Node.js)
Python
Scala
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
Server-side scripts infoStored proceduresnonoJavaScript
TriggersnonoJavaScript
Partitioning methods infoMethods for storing different data on different nodesSharding infoby using CassandranoneSharding infoImplicit feature of the cloud service
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoby using Cassandranone infoRepcached, a Memcached patch, provides this functionallityyes infoImplicit feature of the cloud service
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoby using Apache Kafka and Apache Zookeepernowith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyBounded Staleness
Consistent Prefix
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Session Consistency
Foreign keys infoReferential integrityno infosubstituted by the relationship featurenono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoMulti-item ACID transactions with snapshot isolation within a partition
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesnoyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlyes infoat REST API level; other APIs in progressyes infousing SASL (Simple Authentication and Security Layer) protocolAccess rights can be defined down to the item level
More information provided by the system vendor
GraknMemcachedMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB
Specific characteristicsGrakn is the knowledge graph to organise complex networks of data and making it queryable,...
» more
Competitive advantagesExpressive and flexible data model: The meta-schema of Grakn allows for modelling...
» more
Typical application scenariosLife sciences : Grakn makes working with biological data much easier and accelerates...
» more
Licensing and pricing modelsAGPL and Commercial . The commercial license is priced based on cluster resources...
» more
News

Discover, Build, Inspire with Grakn - We’ll take care of the swag!
18 August 2020

Grakn Labs community newsletter for week of June 15 — Grakn Labs Online brings you webinars…
15 June 2020

Grakn Cosmos 2020: A Recap
25 February 2020

Moving from Slack to Discord
14 February 2020

Setting up a knowledge base to encode domain knowledge for Rasa
14 August 2019

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services
3rd partiesCData: Connect to Big Data & NoSQL through standard Drivers.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
GraknMemcachedMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB
DB-Engines blog posts

Redis extends the lead in the DB-Engines key-value store ranking
3 February 2014, Matthias Gelbmann

New DB-Engines Ranking shows the popularity of database management systems
3 October 2012, Matthias Gelbmann, Paul Andlinger

show all

Recent citations in the news

Get Started With GRAKN.AI
10 March 2017, DZone News

GRAKN.AI: How Haikal Pribadi went from being a refugee to building a database for AI systems
26 October 2017, YourStory.com

What Is an Ontology?
15 March 2017, DZone News

Oracle launches startup cloud accelerator in Bristol
20 September 2017, Cloud Pro

JanusGraph Picks Up Where TitanDB Left Off
13 January 2017, Datanami

provided by Google News

Google Cloud launches a managed Memcached service
2 April 2020, TechCrunch

Google Cloud rolls out Memcached database caching – Blocks and Files
4 April 2020, Blocks and Files

Google Unveils Memorystore for Memcached
6 April 2020, Database Trends and Applications

Buffer Overflow in Memcached Fixed | Decipher
24 March 2020, Decipher

Memcached 1.6 puts binary protocol to bed • DEVCLASS
9 March 2020, DevClass

provided by Google News

DataStax unveils Stargate project to turn Cassandra into a multi-model database
16 September 2020, ZDNet

NoSQL Software Market Is Booming Worldwide (2020-2027) | By Top Leading Players – OrientDB, MongoDB, Amazon, Azure Cosmos DB, Couchbase, ArangoDB, CouchDB
15 September 2020, The Daily Chronicle

Microsoft Announces a New Pricing Model Option for Azure Cosmos DB and More Capabilities
3 June 2020, InfoQ.com

NoSQL Databases Software Market Is Booming Worldwide (2020-2027) | By Top Leading Players – Amazon, MongoDB, ArangoDB, Azure Cosmos DB, Couchbase, MarkLogic, RethinkDB
15 September 2020, The Market Chronicles

Microsoft introduces major Azure Cosmos DB changes
29 May 2020, TechRadar

provided by Google News

Job opportunities

Software Engineering Internship
Slack, California

Associate Database Engineer
ZeniMax Media Inc., Hunt Valley, MD

Associate Database Engineer
ZeniMax Online Studios, Hunt Valley, MD

Production Engineer
Facebook, Boston, MA

Frontend Engineer (ES8/React/Redux/Saga)
Action Verb, Remote

Azure Cosmos DB-Lead
Wipro LTD, Chevy Chase, MD

Azure Data Engineer
Digital Dhara, Bentonville, AR

Azure Developer
Infosys Limited, Redmond, WA

Senior Data Warehouse Developer - Azure
Numentica LLC, Irvine, CA

QA Tester
Netrush, Vancouver, WA

jobs by Indeed




Share this page

Featured Products

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database Machine Learning. Try Vertica for free with no time limit.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Datastax Astra logo

Cassandra made easy in the cloud. Build cloud-native applications faster with CQL, REST and GraphQL APIs.
Try for Free.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Present your product here