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DBMS > Cassandra vs. Dgraph vs. InterSystems IRIS

System Properties Comparison Cassandra vs. Dgraph vs. InterSystems IRIS

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Editorial information provided by DB-Engines
NameCassandra  Xexclude from comparisonDgraph  Xexclude from comparisonInterSystems IRIS  Xexclude from comparison
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessDistributed and scalable native Graph DBMSA containerised multi-model DBMS, interoperability and analytics data platform with wide capabilities for vertical and horizontal scalability
Primary database modelWide column storeGraph DBMSDocument store
Key-value store
Object oriented DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score114.00
Rank#10  Overall
#1  Wide column stores
Score1.76
Rank#128  Overall
#11  Graph DBMS
Score1.70
Rank#134  Overall
#22  Document stores
#25  Key-value stores
#3  Object oriented DBMS
#65  Relational DBMS
Websitecassandra.apache.orgdgraph.iowww.intersystems.com/­products/­intersystems-iris
Technical documentationcassandra.apache.org/­doc/­latestdgraph.io/­docsdocs.intersystems.com/­irislatest/­csp/­docbook/­DocBook.UI.Page.cls
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookDgraph Labs, Inc.InterSystems
Initial release200820162018
Current release4.0, July 20212020.2, July 2020
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoApache 2.0commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaGo
Server operating systemsBSD
Linux
OS X
Windows
Linux
OS X
Windows
AIX
Linux
macOS
Windows
Data schemeschema-freeschema-freedepending on used data model
Typing infopredefined data types such as float or dateyesyesyes
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.nonoyes
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionyesyes
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)noyes
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
GraphQL query language
gRPC (using protocol buffers) API
HTTP API
JDBC
ODBC
RESTful HTTP API
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
.Net
C++
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonoyes
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"yesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleSynchronous replication via RaftSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlAccess rights for users can be defined per objectno infoPlanned for future releasesyes
More information provided by the system vendor
CassandraDgraphInterSystems IRIS
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
InterSystems IRIS is a complete cloud-first data platform which includes a multi-model...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
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Horizontally scalable transactional graph database with fast arbitrary-depth joins...
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Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
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Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more
Related products and services
3rd partiesDataStax Enterprise: Apache Cassandra for enterprises.
» more

Instaclustr: Hosted & Managed Apache Cassandra as a Service
» more

CData: 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
CassandraDgraphInterSystems IRIS
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Recent citations in the news

Apache Cassandra 4.0 advances open source database
27 July 2021, TechTarget

Apache Cassandra 4.0 arrives with faster scaling and throughput
27 July 2021, VentureBeat

New major database releases from Couchbase and Cassandra
29 July 2021, www.computing.co.uk

Apache Cassandra 4.0 finally arrives
28 July 2021, TechRepublic

DataStax cofounder on evolving Cassandra for modern workloads
26 July 2021, VentureBeat

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Graph Database Startup Vesoft Seeks Funds at $1 Billion Value
5 July 2021, Bloomberg

Dgraph Rises to the Top Graph Database on GitHub With 11 G2 Badges and 11M Downloads
26 May 2021, Business Wire

Dgraph GraphQL database users detail graph use cases
20 April 2021, TechTarget

Dgraph launches Slash GraphQL, a GraphQL-native database Backend-as-a-Service
10 September 2020, TechCrunch

Dgraph Labs Launches Slash Enterprise: Fully Hosted, Serverless Version of World's Most Advanced Graph Database
3 December 2020, GlobeNewswire

provided by Google News

InterSystems Recognized as a Leader by Independent Research Firm in Multimodel Data Platforms Evaluation
15 July 2021, Business Wire

InterSystems named leader in multimodel data platforms
22 July 2021, IT Brief New Zealand

Public health agencies in Victoria's South West to roll out InterSystems's AI data platform
26 July 2021, Healthcare IT News

SWARH and Barwon Health first to deploy 'healthy data strategy' in Aus
28 July 2021, IT Brief Australia

InterSystems Introduces HealthShare Message Transformation Service as Part of the Amazon HealthLake Launch
19 July 2021, Business Wire

provided by Google News

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