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DBMS > BigchainDB vs. GeoMesa vs. KairosDB vs. OpenMLDB vs. RDFox

System Properties Comparison BigchainDB vs. GeoMesa vs. KairosDB vs. OpenMLDB vs. RDFox

Editorial information provided by DB-Engines
NameBigchainDB  Xexclude from comparisonGeoMesa  Xexclude from comparisonKairosDB  Xexclude from comparisonOpenMLDB  Xexclude from comparisonRDFox  Xexclude from comparison
DescriptionBigchainDB is scalable blockchain database offering decentralization, immutability and native assetsGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.Distributed Time Series DBMS based on Cassandra or H2An open-source machine learning database that provides a feature platform for training and inferenceHigh performance knowledge graph and semantic reasoning engine
Primary database modelDocument storeSpatial DBMSTime Series DBMSTime Series DBMSGraph DBMS
RDF store
Secondary database modelsRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.85
Rank#208  Overall
#35  Document stores
Score0.86
Rank#205  Overall
#4  Spatial DBMS
Score0.67
Rank#233  Overall
#20  Time Series DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Websitewww.bigchaindb.comwww.geomesa.orggithub.com/­kairosdb/­kairosdbopenmldb.aiwww.oxfordsemantic.tech
Technical documentationbigchaindb.readthedocs.io/­en/­latestwww.geomesa.org/­documentation/­stable/­user/­index.htmlkairosdb.github.ioopenmldb.ai/­docs/­zh/­maindocs.oxfordsemantic.tech
DeveloperCCRi and others4 Paradigm Inc.Oxford Semantic Technologies
Initial release20162014201320202017
Current release5.0.0, May 20241.2.2, November 20182024-2 February 20246.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoAGPL v3Open Source infoApache License 2.0Open Source infoApache 2.0Open Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languagePythonScalaJavaC++, Java, ScalaC++
Server operating systemsLinuxLinux
OS X
Windows
LinuxLinux
macOS
Windows
Data schemeschema-freeyesschema-freeFixed schemayes infoRDF schemas
Typing infopredefined data types such as float or datenoyesyesyesyes
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.nononono
Secondary indexesyesnoyes
SQL infoSupport of SQLnononoyesno
APIs and other access methodsCLI Client
RESTful HTTP API
Graphite protocol
HTTP REST
Telnet API
JDBC
SQLAlchemy
RESTful HTTP API
SPARQL 1.1
Supported programming languagesGo
Haskell
Java
JavaScript
Python
Ruby
Java
JavaScript infoNode.js
PHP
Python
C++
Go
Java
Python
Scala
C
Java
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesShardingdepending on storage layerSharding infobased on Cassandrahorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factordepending on storage layerselectable replication factor infobased on CassandraSource-replica replicationreplication via a shared file system
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layerEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setups
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes,with MongoDB ord RethinkDByesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.depending on storage layernoyesyes
User concepts infoAccess controlyesyes infodepending on the DBMS used for storagesimple password-based access controlfine grained access rights according to SQL-standardRoles, resources, and access types

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More resources
BigchainDBGeoMesaKairosDBOpenMLDBRDFox
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