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DBMS > Datomic vs. NSDb vs. TerminusDB vs. Transwarp StellarDB

System Properties Comparison Datomic vs. NSDb vs. TerminusDB vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonNSDb  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsA distributed graph DBMS built for enterprise-level graph applications
Primary database modelRelational DBMSTime Series DBMSGraph DBMSGraph DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.66
Rank#144  Overall
#66  Relational DBMS
Score0.08
Rank#369  Overall
#40  Time Series DBMS
Score0.23
Rank#316  Overall
#27  Graph DBMS
Score0.07
Rank#371  Overall
#39  Graph DBMS
Websitewww.datomic.comnsdb.ioterminusdb.comwww.transwarp.cn/­en/­product/­stellardb
Technical documentationdocs.datomic.comnsdb.io/­Architectureterminusdb.github.io/­terminusdb/­#
DeveloperCognitectDataChemist Ltd.Transwarp
Initial release201220172018
Current release1.0.7075, December 202311.0.0, January 2023
License infoCommercial or Open Sourcecommercial infolimited edition freeOpen Source infoApache Version 2.0Open Source infoGPL V3commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, ClojureJava, ScalaProlog, Rust
Server operating systemsAll OS with a Java VMLinux
macOS
Linux
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes: int, bigint, decimal, stringyes
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 indexesyesall fields are automatically indexed
SQL infoSupport of SQLnoSQL-like query languageSQL-like query language (WOQL)SQL-like query language
APIs and other access methodsRESTful HTTP APIgRPC
HTTP REST
WebSocket
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
OpenCypher
Supported programming languagesClojure
Java
Java
Scala
JavaScript
Python
Server-side scripts infoStored proceduresyes infoTransaction Functionsnoyes
TriggersBy using transaction functionsyes
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peersShardingGraph Partitioninghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)Using Apache Luceneyes infoin-memory journalingyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes inforecommended only for testing and development
User concepts infoAccess controlnoRole-based access controlyes

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More resources
DatomicNSDbTerminusDB infoformer name was DataChemistTranswarp StellarDB
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