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DBMS > 4D vs. Greenplum vs. OpenMLDB vs. TempoIQ

System Properties Comparison 4D vs. Greenplum vs. OpenMLDB vs. TempoIQ

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Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonGreenplum  Xexclude from comparisonOpenMLDB  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionApplication development environment with integrated database management systemAnalytic 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 analytics DBMS for sensor data, provided as a service (SaaS)
Primary database modelRelational DBMSRelational DBMSTime Series DBMSTime Series DBMS
Secondary database modelsDocument store
Spatial DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.58
Rank#108  Overall
#54  Relational DBMS
Score8.37
Rank#48  Overall
#30  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Websitewww.4d.comgreenplum.orgopenmldb.aitempoiq.com (offline)
Technical documentationdeveloper.4d.comdocs.greenplum.orgopenmldb.ai/­docs/­zh/­main
Developer4D, IncPivotal Software Inc.4 Paradigm Inc.TempoIQ
Initial release1984200520202012
Current releasev20, April 20237.0.0, September 20232024-2 February 2024
License infoCommercial or Open SourcecommercialOpen Source infoApache 2.0Open Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++, Java, Scala
Server operating systemsOS X
Windows
LinuxLinux
Data schemeyesyesFixed schemaschema-free
Typing infopredefined data types such as float or dateyesyesyesyes
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.yesyes infosince Version 4.2nono
Secondary indexesyesyesyes
SQL infoSupport of SQLyes infoclose to SQL 92yesyesno
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
JDBC
ODBC
JDBC
SQLAlchemy
HTTP API
Supported programming languages4D proprietary IDE
PHP
C
Java
Perl
Python
R
C++
Go
Java
Python
Scala
C#
Java
JavaScript infoNode.js
Python
Ruby
Server-side scripts infoStored proceduresyesyesnono
Triggersyesyesnoyes infoRealtime Alerts
Partitioning methods infoMethods for storing different data on different nodesnoneShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationSource-replica replicationSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnono
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.nonoyesno
User concepts infoAccess controlUsers and groupsfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardsimple authentication-based access control

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More resources
4D infoformer name: 4th DimensionGreenplumOpenMLDBTempoIQ infoformerly TempoDB
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