DB-EnginesextremeDB - solve IoT connectivity disruptionsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by Redgate Software

DBMS > Apache Cassandra vs. Heroic vs. NebulaGraph vs. Oracle Rdb vs. Stardog

System Properties Comparison Apache Cassandra vs. Heroic vs. NebulaGraph vs. Oracle Rdb vs. Stardog

Editorial information provided by DB-Engines
NameApache Cassandra  Xexclude from comparisonHeroic  Xexclude from comparisonNebulaGraph  Xexclude from comparisonOracle Rdb  Xexclude from comparisonStardog  Xexclude from comparison
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessTime Series DBMS built at Spotify based on Cassandra or Google Cloud Bigtable, and ElasticSearchA distributed, linear scalable, high perfomant Graph DBMSEnterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization
Primary database modelWide column storeTime Series DBMSGraph DBMSRelational DBMSGraph DBMS
RDF store
Secondary database modelsVector DBMS infostarting with release V5
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score98.94
Rank#11  Overall
#1  Wide column stores
Score0.13
Rank#335  Overall
#29  Time Series DBMS
Score1.92
Rank#122  Overall
#11  Graph DBMS
Score1.04
Rank#184  Overall
#84  Relational DBMS
Score1.93
Rank#121  Overall
#10  Graph DBMS
#6  RDF stores
Websitecassandra.apache.orggithub.com/­spotify/­heroicgithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
www.oracle.com/­database/­technologies/­related/­rdb.htmlwww.stardog.com
Technical documentationcassandra.apache.org/­doc/­latestspotify.github.io/­heroicdocs.nebula-graph.iowww.oracle.com/­database/­technologies/­related/­rdb-doc.htmldocs.stardog.com
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookSpotifyVesoft Inc.Oracle, originally developed by Digital Equipment Corporation (DEC)Stardog-Union
Initial release20082014201919842010
Current release5.0-rc1, July 20247.4.1.1, 20217.3.0, May 2020
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoApache 2.0Open Source infoApache Version 2.0 + Common Clause 1.0commercialcommercial info60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
Implementation languageJavaJavaC++Java
Server operating systemsBSD
Linux
OS X
Windows
LinuxHP Open VMSLinux
macOS
Windows
Data schemeschema-freeschema-freeStrong typed schemaFlexible Schema (defined schema, partial schema, schema free)schema-free and OWL/RDFS-schema support
Typing infopredefined data types such as float or dateyesyesyesyesyes
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.nonononono infoImport/export of XML data possible
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionyes infovia Elasticsearchyes 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.yesyes infosupports real-time indexing in full-text and geospatial
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)noSQL-like query languageyesYes, compatible with all major SQL variants through dedicated BI/SQL Server
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
HQL (Heroic Query Language, a JSON-based language)
HTTP API
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietary native API
Python Object Graph Mapper
Query language nGQL
GraphQL query language
HTTP API
Jena RDF API
OWL
RDF4J API
Sesame REST HTTP Protocol
SNARL
SPARQL
Spring Data
Stardog Studio
TinkerPop 3
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
.Net
C++
Go
Java
PHP
Python
.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-side scripts infoStored proceduresnonouser defined functionsuser defined functions and aggregates, HTTP Server extensions in Java
Triggersyesnoyes infovia event handlers
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"ShardingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleyesCausal Clustering using Raft protocolMulti-source replication in HA-Cluster
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate ConsistencyImmediate Consistency in HA-Cluster
Foreign keys infoReferential integritynonoyes infoRelationships in graphsyesyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsnoACIDyes, on a single nodeACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesnoyes
User concepts infoAccess controlAccess rights for users can be defined per objectRole-based access controlAccess rights for users and roles
More information provided by the system vendor
Apache CassandraHeroicNebulaGraphOracle RdbStardog
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
NebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
NebulaGraph 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
Companies from a variety of industries have implemented NebulaGraph Database in production,...
» more
Market metricsApache Cassandra is used by 40% of the Fortune 100.
» more
At our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more
NebulaGraph is open source and free to use under Apache 2.0 license.
» more
News

How to Monitor DataStax-Powered RAG Applications with Fiddler
19 September 2024

How Knowledge Graph RAG Boosts LLM Results
18 September 2024

How to Chunk Text in JavaScript for Your RAG Application
18 September 2024

Precision and Efficiency in Domain-Specific Text2SQL Conversion: Introducing Skypoint AI Platform’s SherloQ
11 September 2024

Now in LangChain: Graph Vector Store, a Simple Way to Add Structured Data to RAG Applications
11 September 2024

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

Cassandra Forward event: Want to level up your Cassandra game? Watch now replays of the March 2023 sessions.
» more

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

More resources
Apache CassandraHeroicNebulaGraphOracle RdbStardog
Recent citations in the news

New Apache Cassandra 5.0 gives open source NoSQL database a scalability and performance boost
6 September 2024, VentureBeat

Apache Cassandra introduces version 5.0 of open-source NoSQL database
9 September 2024, Techzine Europe

Migrate Cassandra workloads to Amazon Keyspaces using CQLReplicator
4 September 2024, AWS Blog

Cassandra redesigns indexing, storage management for 5.0 release
10 September 2024, The Register

How Uber ensures Apache Cassandra®’s tolerance for single-zone failure
20 June 2024, Uber

provided by Google News

NebulaGraph Cloud Launches Beta Preview: Experience Graph Database as a Service for Up to $1 for a Month
13 September 2024, Kilgore News Herald

Announcing NebulaGraph RAG: From Knowledge to Apps in Minutes
26 August 2024, PR Newswire

LlamaIndex Unveils Notebook Implementation of GraphRAG
17 July 2024, AIM

NebulaGraph reaps from China’s growing appetite for graph databases
16 September 2022, TechCrunch

provided by Google News

Oracle Adds New AI-Enabling Features To MySQL HeatWave
23 March 2023, Forbes

Oracle Business Model
13 June 2023, Business Model Analyst

provided by Google News



Share this page

Featured Products

SingleStore logo

The data platform to build your intelligent applications.
Try it free.

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

RaimaDB logo

RaimaDB, embedded database for mission-critical applications. When performance, footprint and reliability matters.
Try RaimaDB for free.

Milvus logo

Vector database designed for GenAI, fully equipped for enterprise implementation.
Try Managed Milvus for Free

Datastax Astra logo

Bring all your data to Generative AI applications with vector search enabled by the most scalable
vector database available.
Try for Free

Present your product here