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DBMS > AllegroGraph vs. Microsoft Azure Synapse Analytics vs. openGemini vs. OpenMLDB

System Properties Comparison AllegroGraph vs. Microsoft Azure Synapse Analytics vs. openGemini vs. OpenMLDB

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Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonMicrosoft Azure Synapse Analytics infopreviously named Azure SQL Data Warehouse  Xexclude from comparisonopenGemini  Xexclude from comparisonOpenMLDB  Xexclude from comparison
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSElastic, large scale data warehouse service leveraging the broad eco-system of SQL ServerAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityAn open-source machine learning database that provides a feature platform for training and inference
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Vector DBMS
Relational DBMSTime Series DBMSTime Series DBMS
Secondary database modelsSpatial DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.84
Rank#204  Overall
#35  Document stores
#18  Graph DBMS
#7  RDF stores
#10  Vector DBMS
Score18.98
Rank#31  Overall
#19  Relational DBMS
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Score0.11
Rank#339  Overall
#30  Time Series DBMS
Websiteallegrograph.comazure.microsoft.com/­services/­synapse-analyticswww.opengemini.org
github.com/­openGemini
openmldb.ai
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmldocs.microsoft.com/­azure/­synapse-analyticsdocs.opengemini.org/­guideopenmldb.ai/­docs/­zh/­main
DeveloperFranz Inc.MicrosoftHuawei and openGemini community4 Paradigm Inc.
Initial release2004201620222020
Current release8.0, December 20231.1, July 20232024-2 February 2024
License infoCommercial or Open Sourcecommercial infoLimited community edition freecommercialOpen Source infoApache Version 2.0Open Source
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++GoC++, Java, Scala
Server operating systemsLinux
OS X
Windows
hostedLinux
Windows
Linux
Data schemeyes infoRDF schemasyesschema-freeFixed schema
Typing infopredefined data types such as float or dateyesyesInteger, Float, Boolean, 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.no infobulk load of XML files possiblenonono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLSPARQL is used as query languageyesSQL-like query languageyes
APIs and other access methodsRESTful HTTP API
SPARQL
ADO.NET
JDBC
ODBC
HTTP RESTJDBC
SQLAlchemy
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
C#
Java
PHP
C
C++
Go
Java
JavaScript (Node.js)
Python
Rust
C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresyes infoJavaScript or Common LispTransact SQLnono
Triggersyesnonono
Partitioning methods infoMethods for storing different data on different nodeswith FederationSharding, horizontal partitioningShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yesyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configurationImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono infodocs.microsoft.com/­en-us/­azure/­synapse-analytics/­sql-data-warehouse/­sql-data-warehouse-table-constraintsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationyesAdministrators and common users accountsfine grained access rights according to SQL-standard
More information provided by the system vendor
AllegroGraphMicrosoft Azure Synapse Analytics infopreviously named Azure SQL Data WarehouseopenGeminiOpenMLDB
News

AllegroGraph Named a 2024 Trend Setting Product
16 September 2024

Gartner recognized Franz Inc. as a Key Neuro-Symbolic AI Provider in 2024 Hype Cycle for AI
10 September 2024

Next-Generation Cybersecurity: Integrating Knowledge Graphs and Neuro-Symbolic AI with STIX and TAXII
10 September 2024

Pruning Cycles in UMLS Metathesaurus: A Neuro Symbolic AI Approach
9 September 2024

Podcast – Gartner AI Hype Cycle – Knowledge Graphs and Neuro-Symbolic AI
24 August 2024

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More resources
AllegroGraphMicrosoft Azure Synapse Analytics infopreviously named Azure SQL Data WarehouseopenGeminiOpenMLDB
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Neuro-Symbolic AI: The Peak of Artificial Intelligence
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11 December 2023, Datanami

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Announcing General Availability of Graph Semantics in Kusto
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Announcing the retirement of SQL Server Stretch Database
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Open Source @ Huawei
9 February 2022, Huawei

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MLOp practice: using OpenMLDB in the real-time anti-fraud model for the bank's online transaction
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