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DBMS > Greenplum vs. OpenMLDB vs. TerminusDB

System Properties Comparison Greenplum vs. OpenMLDB vs. TerminusDB

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Editorial information provided by DB-Engines
NameGreenplum  Xexclude from comparisonOpenMLDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionAnalytic Database platform built on PostgreSQL. Full name is Pivotal Greenplum Database infoA logical database in Greenplum is an array of individual PostgreSQL databases working together to present a single database image.An open-source machine learning database that provides a feature platform for training and inferenceScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelRelational DBMSTime Series DBMSGraph DBMS
Secondary database modelsDocument store
Spatial DBMS
Relational DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score8.08
Rank#48  Overall
#31  Relational DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score0.23
Rank#316  Overall
#27  Graph DBMS
Websitegreenplum.orgopenmldb.aiterminusdb.com
Technical documentationdocs.greenplum.orgopenmldb.ai/­docs/­zh/­mainterminusdb.github.io/­terminusdb/­#
DeveloperPivotal Software Inc.4 Paradigm Inc.DataChemist Ltd.
Initial release200520202018
Current release7.0.0, September 20232024-2 February 202411.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoApache 2.0Open SourceOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, Java, ScalaProlog, Rust
Server operating systemsLinuxLinuxLinux
Data schemeyesFixed schemayes
Typing infopredefined data types such as float or dateyesyesyes
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 infosince Version 4.2nono
Secondary indexesyesyes
SQL infoSupport of SQLyesyesSQL-like query language (WOQL)
APIs and other access methodsJDBC
ODBC
JDBC
SQLAlchemy
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesC
Java
Perl
Python
R
C++
Go
Java
Python
Scala
JavaScript
Python
Server-side scripts infoStored proceduresyesnoyes
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationSource-replica replicationJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardRole-based access control

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More resources
GreenplumOpenMLDBTerminusDB infoformer name was DataChemist
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