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DBMS > openGemini vs. SAP HANA

System Properties Comparison openGemini vs. SAP HANA

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonSAP HANA  Xexclude from comparison
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityIn-memory, column based data store. Available as appliance or cloud service
Primary database modelTime Series DBMSRelational DBMS
Secondary database modelsDocument store
Graph DBMS infowith SAP Hana, Enterprise Edition
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#388  Overall
#40  Time Series DBMS
Score41.21
Rank#22  Overall
#15  Relational DBMS
Websitewww.opengemini.org
github.com/­openGemini
www.sap.com/­products/­hana.html
Technical documentationdocs.opengemini.org/­guidehelp.sap.com/­hana
DeveloperHuawei and openGemini communitySAP
Initial release20222010
Current release1.1, July 20232.0 SPS07 (April 4, 2023), April 2023
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud servicenono infoalso available as a cloud based service
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGo
Server operating systemsLinux
Windows
Appliance or cloud-service
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 languageyes
APIs and other access methodsHTTP RESTJDBC
ODBC
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
Server-side scripts infoStored proceduresnoSQLScript, R
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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
User concepts infoAccess controlAdministrators and common users accountsyes

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