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DBMS > openGemini vs. OrientDB

System Properties Comparison openGemini vs. OrientDB

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonOrientDB  Xexclude from comparison
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityMulti-model DBMS (Document, Graph, Key/Value)
Primary database modelTime Series DBMSDocument store
Graph DBMS
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#354  Overall
#35  Time Series DBMS
Score3.07
Rank#90  Overall
#16  Document stores
#6  Graph DBMS
#12  Key-value stores
Websitewww.opengemini.org
github.com/­openGemini
orientdb.org
Technical documentationdocs.opengemini.org/­guidewww.orientdb.com/­docs/­last/­index.html
DeveloperHuawei and openGemini communityOrientDB LTD; CallidusCloud; SAP
Initial release20222010
Current release1.1, July 20233.2.29, March 2024
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoApache version 2
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoJava
Server operating systemsLinux
Windows
All OS with a Java JDK (>= JDK 6)
Data schemeschema-freeschema-free infoSchema can be enforced for whole record ("schema-full") or for some fields only ("schema-hybrid")
Typing infopredefined data types such as float or dateInteger, 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.nono
Secondary indexesyesyes
SQL infoSupport of SQLSQL-like query languageSQL-like query language, no joins
APIs and other access methodsHTTP RESTTinkerpop technology stack with Blueprints, Gremlin, Pipes
Java API
RESTful HTTP/JSON API
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
.Net
C
C#
C++
Clojure
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresnoJava, Javascript
TriggersnoHooks
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infocould be achieved with distributed queries
Foreign keys infoReferential integritynoyes inforelationship in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlAdministrators and common users accountsAccess rights for users and roles; record level security configurable

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More resources
openGeminiOrientDB
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