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DBMS > openGemini vs. Rockset vs. SpaceTime vs. STSdb

System Properties Comparison openGemini vs. Rockset vs. SpaceTime vs. STSdb

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonRockset  Xexclude from comparisonSpaceTime  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityA scalable, reliable search and analytics service in the cloud, built on RocksDBSpaceTime is a spatio-temporal DBMS with a focus on performance.Key-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelTime Series DBMSDocument storeSpatial DBMSKey-value store
Secondary database modelsRelational DBMS
Search engine
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Score1.07
Rank#180  Overall
#31  Document stores
Score0.00
Rank#385  Overall
#7  Spatial DBMS
Score0.03
Rank#365  Overall
#54  Key-value stores
Websitewww.opengemini.org
github.com/­openGemini
rockset.comwww.mireo.com/­spacetimegithub.com/­STSSoft/­STSdb4
Technical documentationdocs.opengemini.org/­guidedocs.rockset.com
DeveloperHuawei and openGemini communityRocksetMireoSTS Soft SC
Initial release2022201920202011
Current release1.1, July 20234.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialcommercialOpen Source infoGPLv2, commercial license available
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 languageGoC++C++C#
Server operating systemsLinux
Windows
hostedLinuxWindows
Data schemeschema-freeschema-freeyesyes
Typing infopredefined data types such as float or dateInteger, Float, Boolean, Stringdynamic typingyesyes infoprimitive types and user defined types (classes)
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 infoingestion from XML files supportedno
Secondary indexesyesall fields are automatically indexednono
SQL infoSupport of SQLSQL-like query languageRead-only SQL queries, including JOINsA subset of ANSI SQL is implementedno
APIs and other access methodsHTTP RESTHTTP RESTRESTful HTTP API.NET Client API
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
Go
Java
JavaScript (Node.js)
Python
C#
C++
Python
C#
Java
Server-side scripts infoStored proceduresnononono
Triggersnononono
Partitioning methods infoMethods for storing different data on different nodesShardingAutomatic shardingFixed-grid hypercubesnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesReal-time block device replication (DRBD)none
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononono
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.yesno
User concepts infoAccess controlAdministrators and common users accountsAccess rights for users and organizations can be defined via Rockset consoleyesno

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More resources
openGeminiRocksetSpaceTimeSTSdb
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