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DBMS > OrientDB vs. SiriDB vs. TerminusDB vs. VelocityDB vs. Weaviate

System Properties Comparison OrientDB vs. SiriDB vs. TerminusDB vs. VelocityDB vs. Weaviate

Editorial information provided by DB-Engines
NameOrientDB  Xexclude from comparisonSiriDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonVelocityDB  Xexclude from comparisonWeaviate  Xexclude from comparison
DescriptionMulti-model DBMS (Document, Graph, Key/Value)Open Source Time Series DBMSScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)An AI-native realtime vector database engine that integrates scalable machine learning models.
Primary database modelDocument store
Graph DBMS
Key-value store
Time Series DBMSGraph DBMSGraph DBMS
Object oriented DBMS
Vector DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.25
Rank#89  Overall
#16  Document stores
#6  Graph DBMS
#13  Key-value stores
Score0.07
Rank#378  Overall
#42  Time Series DBMS
Score0.23
Rank#316  Overall
#27  Graph DBMS
Score0.11
Rank#354  Overall
#37  Graph DBMS
#15  Object oriented DBMS
Score1.52
Rank#153  Overall
#5  Vector DBMS
Websiteorientdb.orgsiridb.comterminusdb.comvelocitydb.comgithub.com/­weaviate/­weaviate
weaviate.io
Technical documentationwww.orientdb.com/­docs/­last/­index.htmldocs.siridb.comterminusdb.github.io/­terminusdb/­#velocitydb.com/­UserGuideweaviate.io/­developers/­weaviate
DeveloperOrientDB LTD; CallidusCloud; SAPCesbitDataChemist Ltd.VelocityDB IncWeaviate B.V.
Initial release20102017201820112019
Current release3.2.29, March 202411.0.0, January 20237.x1.19, May 2023
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoMIT LicenseOpen Source infoGPL V3commercialOpen Source infocommercial license available with Weaviate Enterprise
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.
Implementation languageJavaCProlog, RustC#Go
Server operating systemsAll OS with a Java JDK (>= JDK 6)LinuxLinuxAny that supports .NET
Data schemeschema-free infoSchema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")yesyesyesyes, maps to GraphQL interface
Typing infopredefined data types such as float or dateyesyes infoNumeric datayesyesyes infostring, int, float, geo point, date, cross reference, fuzzy references
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
Secondary indexesyesyesyesyes infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLSQL-like query language, no joinsnoSQL-like query language (WOQL)noGraphQL is used as query language
APIs and other access methodsTinkerpop technology stack with Blueprints, Gremlin, Pipes
Java API
RESTful HTTP/JSON API
HTTP APIOWL
RESTful HTTP API
WOQL (Web Object Query Language)
.NetGraphQL query language
RESTful HTTP/JSON API
Supported programming languages.Net
C
C#
C++
Clojure
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Scala
C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
JavaScript
Python
.NetJavaScript / TypeScript
Python
Server-side scripts infoStored proceduresJava, Javascriptnoyesnono
TriggersHooksnoyesCallbacks are triggered when data changesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingGraph PartitioningShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationyesJournaling Streamsyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infocould be achieved with distributed queriesnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyes inforelationship in graphsnoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes infoin-memory journalingyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlAccess rights for users and roles; record level security configurablesimple rights management via user accountsRole-based access controlBased on Windows AuthenticationAPI Keys
OpenID Connect Discovery
More information provided by the system vendor
OrientDBSiriDBTerminusDB infoformer name was DataChemistVelocityDBWeaviate
Specific characteristicsWeaviate is an open source vector database that is robust, scalable, cloud-native,...
» more
Competitive advantagesFlexible deployment - Free, open source or fully-managed cloud vector database service...
» more
Typical application scenariosAs a database supporting the development of generative AI and semantic search applications...
» more
Key customersAll companies that have data. ​
» more
Market metricsAs of mid 2023: Over 2 million open source downloads 3500+ Weaviate Slack community...
» more
Licensing and pricing modelsWeaviate is open-source, and free to use. Weaviate is also available as a fully managed...
» more

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OrientDBSiriDBTerminusDB infoformer name was DataChemistVelocityDBWeaviate
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