DBMS > Microsoft Azure AI Search vs. Stardog vs. Transwarp StellarDB vs. VelocityDB

System Properties Comparison Microsoft Azure AI Search vs. Stardog vs. Transwarp StellarDB vs. VelocityDB

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Editorial information provided by DB-Engines
Name	Microsoft Azure AI Search  Xexclude from comparison	Stardog  Xexclude from comparison	Transwarp StellarDB  Xexclude from comparison	VelocityDB  Xexclude from comparison
Description	Search-as-a-service for web and mobile app development	Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization	A distributed graph DBMS built for enterprise-level graph applications	A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database model	Search engine	Graph DBMS RDF store	Graph DBMS	Graph DBMS Object oriented DBMS
Secondary database models	Vector DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 5.52 Rank #59   Overall #6   Search engines	Score 2.07 Rank #122   Overall #11   Graph DBMS #6   RDF stores	Score 0.07 Rank #371   Overall #39   Graph DBMS	Score 0.11 Rank #354   Overall #37   Graph DBMS #15   Object oriented DBMS
Website	azure.microsoft.com/­en-us/­services/­search	www.stardog.com	www.transwarp.cn/­en/­product/­stellardb	velocitydb.com
Technical documentation	learn.microsoft.com/­en-us/­azure/­search	docs.stardog.com		velocitydb.com/­UserGuide
Developer	Microsoft	Stardog-Union	Transwarp	VelocityDB Inc
Initial release	2015	2010		2011
Current release	V1	7.3.0, May 2020		7.x
License Commercial or Open Source	commercial	commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students	commercial	commercial
Cloud-based only Only available as a cloud service	yes	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language		Java		C#
Server operating systems	hosted	Linux macOS Windows		Any that supports .NET
Data scheme	yes	schema-free and OWL/RDFS-schema support		yes
Typing predefined data types such as float or date	yes	yes		yes
XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.	no	no Import/export of XML data possible		no
Secondary indexes	yes	yes supports real-time indexing in full-text and geospatial		yes
SQL Support of SQL	no	Yes, compatible with all major SQL variants through dedicated BI/SQL Server	SQL-like query language	no
APIs and other access methods	RESTful HTTP API	GraphQL query language HTTP API Jena RDF API OWL RDF4J API Sesame REST HTTP Protocol SNARL SPARQL Spring Data Stardog Studio TinkerPop 3	OpenCypher	.Net
Supported programming languages	C# Java JavaScript Python	.Net Clojure Groovy Java JavaScript Python Ruby		.Net
Server-side scripts Stored procedures	no	user defined functions and aggregates, HTTP Server extensions in Java		no
Triggers	no	yes via event handlers		Callbacks are triggered when data changes
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	none	horizontal partitioning	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	Multi-source replication in HA-Cluster
MapReduce Offers an API for user-defined Map/Reduce methods	no	no		no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Immediate Consistency in HA-Cluster		Immediate Consistency
Foreign keys Referential integrity	no	yes relationships in graphs		no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	ACID		ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	yes		yes
User concepts Access control	yes using Azure authentication	Access rights for users and roles	yes	Based on Windows Authentication
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More resources
	Microsoft Azure AI Search	Stardog	Transwarp StellarDB	VelocityDB
Recent citations in the news	Announcing updates to Azure AI Search to help organizations build and scale generative AI applications 4 April 2024, Microsoft Public Preview of Azure OpenAI and AI Search in-app connectors for Logic Apps (Standard) | Azure updates 2 April 2024, Microsoft Microsoft’s Azure AI Search updated with increased storage, vector index size 5 April 2024, InfoWorld Introducing GPT-4o: OpenAI's new flagship multimodal model now in preview on Azure 13 May 2024, Microsoft Azure AI Studio Now Generally Available, Sporting New Models Both Big and Small 21 May 2024, Visual Studio Magazine provided by Google News

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