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DBMS > openGemini vs. Postgres-XL vs. SwayDB vs. YTsaurus

System Properties Comparison openGemini vs. Postgres-XL vs. SwayDB vs. YTsaurus

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonPostgres-XL  Xexclude from comparisonSwayDB  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityBased on PostgreSQL enhanced with MPP and write-scale-out cluster featuresAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageYTsaurus is an open source platform for distributed storage and processing.
Primary database modelTime Series DBMSRelational DBMSKey-value storeDocument store
Key-value store
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Score0.43
Rank#260  Overall
#119  Relational DBMS
Score0.00
Rank#384  Overall
#60  Key-value stores
Score0.15
Rank#323  Overall
#44  Document stores
#47  Key-value stores
Websitewww.opengemini.org
github.com/­openGemini
www.postgres-xl.orgswaydb.simer.auytsaurus.tech
Technical documentationdocs.opengemini.org/­guidewww.postgres-xl.org/­documentationytsaurus.tech/­docs/­en
DeveloperHuawei and openGemini communitySimer PlahaYandex
Initial release20222014 infosince 2012, originally named StormDB20182023
Current release1.1, July 202310 R1, October 2018
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoMozilla public licenseOpen Source infoGNU Affero GPL V3.0Open Source infoApache License, Version 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoCScalaC++
Server operating systemsLinux
Windows
Linux
macOS
Ubuntu
Data schemeschema-freeyesschema-free
Typing infopredefined data types such as float or dateInteger, Float, Boolean, Stringyesnoyes
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.noyes infoXML type, but no XML query functionalitynono
Secondary indexesyesyesno
SQL infoSupport of SQLSQL-like query languageyes infodistributed, parallel query executionnoYQL, an SQL-based language, is supported
APIs and other access methodsHTTP RESTADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Java
Kotlin
Scala
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresnouser defined functionsno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoMVCCAtomic execution of operationsACID
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.yesnoyes
User concepts infoAccess controlAdministrators and common users accountsfine grained access rights according to SQL-standardnoAccess Control Lists

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More resources
openGeminiPostgres-XLSwayDBYTsaurus
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