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DBMS > openGemini vs. SWC-DB vs. XTDB vs. Yanza

System Properties Comparison openGemini vs. SWC-DB vs. XTDB vs. Yanza

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonSWC-DB infoSuper Wide Column Database  Xexclude from comparisonXTDB infoformerly named Crux  Xexclude from comparisonYanza  Xexclude from comparison
Yanza seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityA high performance, scalable Wide Column DBMSA general purpose database with bitemporal SQL and Datalog and graph queriesTime Series DBMS for IoT Applications
Primary database modelTime Series DBMSWide column storeDocument storeTime Series DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.01
Rank#375  Overall
#39  Time Series DBMS
Score0.01
Rank#376  Overall
#13  Wide column stores
Score0.11
Rank#343  Overall
#46  Document stores
Websitewww.opengemini.org
github.com/­openGemini
github.com/­kashirin-alex/­swc-db
www.swcdb.org
github.com/­xtdb/­xtdb
www.xtdb.com
yanza.com
Technical documentationdocs.opengemini.org/­guidewww.xtdb.com/­docs
DeveloperHuawei and openGemini communityAlex KashirinJuxt Ltd.Yanza
Initial release2022202020192015
Current release1.1, July 20230.5, April 20211.19, September 2021
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoGPL V3Open Source infoMIT Licensecommercial infofree version available
Cloud-based only infoOnly available as a cloud servicenononono infobut mainly used as a service provided by Yanza
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++Clojure
Server operating systemsLinux
Windows
LinuxAll OS with a Java 8 (and higher) VM
Linux
Windows
Data schemeschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateInteger, Float, Boolean, Stringyes, extensible-data-notation formatno
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.nononono
Secondary indexesyesyesno
SQL infoSupport of SQLSQL-like query languageSQL-like query languagelimited SQL, making use of Apache Calciteno
APIs and other access methodsHTTP RESTProprietary protocol
Thrift
HTTP REST
JDBC
HTTP API
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
C++Clojure
Java
any language that supports HTTP calls
Server-side scripts infoStored proceduresnononono
Triggersnononoyes infoTimer and event based
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes, each node contains all datanone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes, flexibel persistency by using storage technologies like Apache Kafka, RocksDB or LMDByes
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 accountsno

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More resources
openGeminiSWC-DB infoSuper Wide Column DatabaseXTDB infoformerly named CruxYanza
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