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DBMS > openGemini vs. Oracle Rdb vs. VictoriaMetrics

System Properties Comparison openGemini vs. Oracle Rdb vs. VictoriaMetrics

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonOracle Rdb  Xexclude from comparisonVictoriaMetrics  Xexclude from comparison
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityA fast, cost-effective and scalable Time Series DBMS and monitoring solution
Primary database modelTime Series DBMSRelational DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.02
Rank#376  Overall
#42  Time Series DBMS
Score1.02
Rank#183  Overall
#85  Relational DBMS
Score1.24
Rank#165  Overall
#15  Time Series DBMS
Websitewww.opengemini.org
github.com/­openGemini
www.oracle.com/­database/­technologies/­related/­rdb.htmlvictoriametrics.com
Technical documentationdocs.opengemini.org/­guidewww.oracle.com/­database/­technologies/­related/­rdb-doc.htmldocs.victoriametrics.com
github.com/­VictoriaMetrics/­VictoriaMetrics/­wiki
DeveloperHuawei and openGemini communityOracle, originally developed by Digital Equipment Corporation (DEC)VictoriaMetrics
Initial release202219842018
Current release1.1, July 20237.4.1.1, 2021v1.91, May 2023
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoGo
Server operating systemsLinux
Windows
HP Open VMSFreeBSD
Linux
macOS
OpenBSD
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema free)
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.nonono
Secondary indexesyesyes
SQL infoSupport of SQLSQL-like query languageyesno
APIs and other access methodsHTTP RESTGraphite protocol
InfluxDB Line Protocol
OpenTSDB
Prometheus Query API
Prometheus Remote Read/Write
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesSynchronous replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyes, on a single nodeno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlAdministrators and common users accounts

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More resources
openGeminiOracle RdbVictoriaMetrics
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