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DBMS > openGemini vs. searchxml vs. Trafodion

System Properties Comparison openGemini vs. searchxml vs. Trafodion

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Editorial information provided by DB-Engines
NameopenGemini  Xexclude from comparisonsearchxml  Xexclude from comparisonTrafodion  Xexclude from comparison
Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionAn open source distributed Time Series DBMS with high concurrency, high performance, and high scalabilityDBMS for structured and unstructured content wrapped with an application serverTransactional SQL-on-Hadoop DBMS
Primary database modelTime Series DBMSNative XML DBMS
Search engine
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.09
Rank#361  Overall
#37  Time Series DBMS
Score0.03
Rank#390  Overall
#7  Native XML DBMS
#24  Search engines
Websitewww.opengemini.org
github.com/­openGemini
www.searchxml.net/­category/­productstrafodion.apache.org
Technical documentationdocs.opengemini.org/­guidewww.searchxml.net/­support/­handoutstrafodion.apache.org/­documentation.html
DeveloperHuawei and openGemini communityinformationpartners gmbhApache Software Foundation, originally developed by HP
Initial release202220152014
Current release1.1, July 20231.02.3.0, February 2019
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoC++C++, Java
Server operating systemsLinux
Windows
WindowsLinux
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateInteger, Float, Boolean, Stringyesyes
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.noyesno
Secondary indexesyesyesyes
SQL infoSupport of SQLSQL-like query languagenoyes
APIs and other access methodsHTTP RESTRESTful HTTP API
WebDAV
XQuery
XSLT
ADO.NET
JDBC
ODBC
Supported programming languagesC
C++
Go
Java
JavaScript (Node.js)
Python
Rust
C++ infomost other programming languages supported via APIsAll languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresnoyes infoon the application serverJava Stored Procedures
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes infosychronisation to multiple collectionsyes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanomultiple readers, single writerACID
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 accountsDomain, group and role-based access control at the document level and for application servicesfine grained access rights according to SQL-standard

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More resources
openGeminisearchxmlTrafodion
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