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DBMS > openGemini vs. Realm vs. ReductStore

System Properties Comparison openGemini vs. Realm vs. ReductStore

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonRealm  Xexclude from comparisonReductStore  Xexclude from comparison
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataDesigned to manage unstructured time-series data efficiently, providing unique features such as storing time-stamped blobs with labels, customizable data retention policies, and a straightforward FIFO quota system.
Primary database modelTime Series DBMSDocument storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Score7.18
Rank#52  Overall
#8  Document stores
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Websitewww.opengemini.org
github.com/­openGemini
realm.iogithub.com/­reductstore
www.reduct.store
Technical documentationdocs.opengemini.org/­guiderealm.io/­docswww.reduct.store/­docs
DeveloperHuawei and openGemini communityRealm, acquired by MongoDB in May 2019ReductStore LLC
Initial release202220142023
Current release1.1, July 20231.9, March 2024
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open SourceOpen Source infoBusiness Source License 1.1
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoC++, Rust
Server operating systemsLinux
Windows
Android
Backend: server-less
iOS
Windows
Docker
Linux
macOS
Windows
Data schemeschema-freeyes
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 languageno
APIs and other access methodsHTTP RESTHTTP API
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
.Net
Java infowith Android only
Objective-C
React Native
Swift
C++
JavaScript (Node.js)
Python
Rust
Server-side scripts infoStored proceduresnono inforuns within the applications so server-side scripts are unnecessary
Triggersnoyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayes
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.yesyes infoIn-Memory realm
User concepts infoAccess controlAdministrators and common users accountsyes

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More resources
openGeminiRealmReductStore
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