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DBMS > OpenTenBase vs. Postgres-XL

System Properties Comparison OpenTenBase vs. Postgres-XL

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Editorial information provided by DB-Engines
NameOpenTenBase  Xexclude from comparisonPostgres-XL  Xexclude from comparison
DescriptionAn enterprise-level distributed HTAP open source database based on PostgreSQLBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelRelational DBMSRelational DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#381  Overall
#156  Relational DBMS
Score0.34
Rank#270  Overall
#124  Relational DBMS
Websitegithub.com/­OpenTenBase/­OpenTenBase
www.opentenbase.org
www.postgres-xl.org
Technical documentationdocs.opentenbase.org
docs.opentenbase.org/­en
www.postgres-xl.org/­documentation
DeveloperOpenAtom Foundation, previously Tencent
Initial release2014 infosince 2012, originally named StormDB
Current release2.5, January 202410 R1, October 2018
License infoCommercial or Open SourceOpen Source infoBSD-3Open Source infoMozilla public license
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC
Server operating systemsLinuxLinux
macOS
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes
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.yes infoXML type, but no XML query functionality
Secondary indexesyesyes
SQL infoSupport of SQLyesyes infodistributed, parallel query execution
APIs and other access methodsADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesC
Go
Java
PHP
Python
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresuser defined functions
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoMVCC
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.no
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardfine grained access rights according to SQL-standard

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