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

DBMS > Adabas vs. Cassandra vs. Nebula Graph

System Properties Comparison Adabas vs. Cassandra vs. Nebula Graph

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAdabas infodenotes "adaptable data base"  Xexclude from comparisonCassandra  Xexclude from comparisonNebula Graph  Xexclude from comparison
DescriptionOLTP - DBMS for mainframes and Linux/Unix/Windows environments infoused typically together with the Natural programming platformWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessA distributed, linear scalable, high perfomant Graph DBMS
Primary database modelMultivalue DBMSWide column storeGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.34
Rank#70  Overall
#1  Multivalue DBMS
Score120.71
Rank#10  Overall
#1  Wide column stores
Score0.06
Rank#300  Overall
#29  Graph DBMS
Websitewww.softwareag.com/­corporate/­products/­adabas_natural/­adabas/­default.htmlcassandra.apache.orggithub.com/­vesoft-inc/­nebula
nebula-graph.io
Technical documentationcassandra.apache.org/­doc/­latestdocs.nebula-graph.io
DeveloperSoftware AGApache Software Foundation infoApache top level project, originally developped by FacebookVesoft Inc.
Initial release197120082019
Current release3.11.5, October 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache version 2Open Source infoApache Version 2.0 + Common Clause 1.0
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 languageJavaC++
Server operating systemsBS2000
Linux
Unix
Windows
z/OS
z/VSE
BSD
Linux
OS X
Windows
Linux
Data schemeyesschema-freeStrong typed schema
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.nonono
Secondary indexesyesrestricted infoonly equality queries, not always the best performing solutionyes infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.
SQL infoSupport of SQLyes infowith add-on product Adabas SQL GatewaySQL-like SELECT, DML and DDL statements (CQL)SQL-like query language
APIs and other access methodsHTTP API infowith add-on software Adabas SOA Gateway
SOAP-based API infowith add-on software Adabas SOA Gateway
Proprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
Browser interface
console (shell)
Proprietary native API
Query language nGQL
Supported programming languagesNaturalC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C++
Go
Java
Python
Server-side scripts infoStored proceduresin Naturalno
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesyes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas VistaSharding infono "single point of failure"Sharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with add-on product Event Replicatorselectable replication factor infoRepresentation of geographical distribution of servers is possibleCausal Clustering using Raft protocol
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Immediate Consistency
Foreign keys infoReferential integritynonoyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoAtomicity and isolation are supported for single operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlonly with OS-specific tools (e.g. IBM RACF, CA Top Secret)Access rights for users can be defined per objectRole-based access control
More information provided by the system vendor
Adabas infodenotes "adaptable data base"CassandraNebula Graph
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
Nebula Graph is a truly distributed, linear scalable, lightning-fast graph database,...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
Nebula Graph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
Social networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Currently we have some top internet companies in China implementing Nebula Graph...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
At our very early stage, Nebula Graph has already received over a thousand stars...
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more
Nebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more

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 partiesDataStax Enterprise: Apache Cassandra for enterprises.
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

Instaclustr: Fully Hosted and Managed Apache Cassandra
» more

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

More resources
Adabas infodenotes "adaptable data base"CassandraNebula Graph
DB-Engines blog posts

Cassandra keeps climbing the ranks of the DB-Engines Ranking
3 May 2016, Matthias Gelbmann

Oracle is the DBMS of the Year
5 January 2016, Paul Andlinger, Matthias Gelbmann

Winners, losers and an attractive newcomer in Novembers DB-Engines ranking
2 November 2015, Paul Andlinger

show all

Conferences and events

DataStax Accelerate
San Diego, California, USA, 11-13 May 2020

Recent citations in the news

Software AG (OTCMKTS:STWRY) Given Consensus Recommendation of “Hold” by Analysts
6 December 2019, Slater Sentinel

Software AG Announces New “Adabas & Natural 2050” Agenda
31 August 2016, Business Wire

Software (ETR:SOW) Given a €34.00 Price Target at Baader Bank
22 November 2019, Mitchell Messenger

A guide to legacy app modernization tool providers
2 December 2019, SDTimes.com

Software (OTCMKTS:STWRY) Stock Price Crosses Above 200 Day Moving Average of $7.69
19 November 2019, Riverton Roll

provided by Google News

AWS launches managed Cassandra services
3 December 2019, TechCrunch

AWS Launches Cassandra Service
3 December 2019, Datanami

AWS re:Invent: CodeGuru, SageMaker Studio, and Managed Apache Cassandra
4 December 2019, SDTimes.com

When – and When Not – to Use Open Source Apache Cassandra, Kafka, Spark and Elasticsearch
3 December 2019, Datanami

DataStax to Speak at Big Data LDN and Host Cassandra Meetup
8 November 2019, Business Wire

provided by Google News

Job opportunities

SQL Server Database Administrator
City of Philadelphia, Philadelphia, PA

Senior Software Engineer
Software AG, Denver, CO

Adabas Natural Programmer Analyst
Peer Solutions Group, Columbia, SC

Software Engineer II (ADABAS & Natural)
US House Of Representatives - CAO, Washington, DC

Computer Programmer/Analyst
GLR SYSTEMS, Atlanta, GA

Principal Big Data Engineer
Fidelity Investments, Boston, MA

Big Data Principal Developer
Waste Management, Houston, TX

Senior Data Scientist
HCA Healthcare, Nashville, TN

Senior Graph Database Developer
GEICO, Chevy Chase, MD

Data Architect
LendingPoint Consolidated Inc, Kennesaw, GA

jobs by Indeed




Share this page

Featured Products

Couchbase logo

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

Neo4j logo

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

Redis logo

Hosted, serverless DBaaS
in 3 steps.

30MB Free!
Start now.

RavenDB logo

Setup a fully managed RavenDB Cloud Database in minutes. Enjoy hosting, management, backups all in one place.
Grab a Free Instance


Datastax logo

Build data-driven applications that set the standard for performance, availability,
& scale with DataStax.
Learn more.

Present your product here