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DBMS > Cassandra vs. GeoSpock vs. IBM Db2 Event Store vs. MySQL vs. NebulaGraph

System Properties Comparison Cassandra vs. GeoSpock vs. IBM Db2 Event Store vs. MySQL vs. NebulaGraph

Editorial information provided by DB-Engines
NameCassandra  Xexclude from comparisonGeoSpock  Xexclude from comparisonIBM Db2 Event Store  Xexclude from comparisonMySQL  Xexclude from comparisonNebulaGraph  Xexclude from comparison
GeoSpock seems to be discontinued. Therefore it will be excluded from the DB-Engines ranking.
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessSpatial and temporal data processing engine for extreme data scaleDistributed Event Store optimized for Internet of Things use casesWidely used open source RDBMSA distributed, linear scalable, high perfomant Graph DBMS
Primary database modelWide column storeRelational DBMSEvent Store
Time Series DBMS
Relational DBMS infoKey/Value like access via memcached APIGraph DBMS
Secondary database modelsVector DBMS infostarting with release V5Time Series DBMSDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score101.89
Rank#12  Overall
#1  Wide column stores
Score0.19
Rank#323  Overall
#2  Event Stores
#28  Time Series DBMS
Score1083.74
Rank#2  Overall
#2  Relational DBMS
Score2.14
Rank#120  Overall
#10  Graph DBMS
Websitecassandra.apache.orggeospock.comwww.ibm.com/­products/­db2-event-storewww.mysql.comgithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
Technical documentationcassandra.apache.org/­doc/­latestwww.ibm.com/­docs/­en/­db2-event-storedev.mysql.com/­docdocs.nebula-graph.io
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookGeoSpockIBMOracle infosince 2010, originally MySQL AB, then SunVesoft Inc.
Initial release2008201719952019
Current release4.1.3, July 20232.0, September 20192.08.4.0, April 2024
License infoCommercial or Open SourceOpen Source infoApache version 2commercialcommercial infofree developer edition availableOpen Source infoGPL version 2. Commercial licenses with extended functionallity are availableOpen Source infoApache Version 2.0 + Common Clause 1.0
Cloud-based only infoOnly available as a cloud servicenoyesnonono
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.Aiven for MySQL: Fully managed MySQL, deployable in the cloud of your choice, with seamless integrations and lightning-fast setup.
Implementation languageJavaJava, JavascriptC and C++C and C++C++
Server operating systemsBSD
Linux
OS X
Windows
hostedLinux infoLinux, macOS, Windows for the developer additionFreeBSD
Linux
OS X
Solaris
Windows
Linux
Data schemeschema-freeyesyesyesStrong typed schema
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.nononoyesno
Secondary indexesrestricted infoonly equality queries, not always the best performing solutiontemporal, categoricalnoyesyes 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 SQLSQL-like SELECT, DML and DDL statements (CQL)ANSI SQL for query only (using Presto)yes infothrough the embedded Spark runtimeyes infowith proprietary extensionsSQL-like query language
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
JDBCADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
ADO.NET
JDBC
ODBC
Proprietary native 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
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
.Net
C++
Go
Java
PHP
Python
Server-side scripts infoStored proceduresnonoyesyes infoproprietary syntaxuser defined functions
Triggersyesnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"Automatic shardingShardinghorizontal partitioning, sharding with MySQL Cluster or MySQL FabricSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleActive-active shard replicationMulti-source replication
Source-replica replication
Causal Clustering using Raft protocol
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
Immediate ConsistencyEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononoyes infonot for MyISAM storage engineyes infoRelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsnonoACID infonot for MyISAM storage engineACID
Concurrency infoSupport for concurrent manipulation of datayesyesNo - written data is immutableyes infotable locks or row locks depending on storage engineyes
Durability infoSupport for making data persistentyesyesYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesyes infousing RocksDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyesyesyes
User concepts infoAccess controlAccess rights for users can be defined per objectAccess rights for users can be defined per tablefine grained access rights according to SQL-standardUsers with fine-grained authorization concept infono user groups or rolesRole-based access control
More information provided by the system vendor
CassandraGeoSpockIBM Db2 Event StoreMySQLNebulaGraph
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...
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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 metricsCassandra 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
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