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DBMS > Greenplum vs. MaxDB vs. OpenMLDB vs. Sequoiadb

System Properties Comparison Greenplum vs. MaxDB vs. OpenMLDB vs. Sequoiadb

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Editorial information provided by DB-Engines
NameGreenplum  Xexclude from comparisonMaxDB infoformerly named Adabas-D  Xexclude from comparisonOpenMLDB  Xexclude from comparisonSequoiadb  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.A robust and reliable RDBMS optimized to run all major SAP solutionsAn open-source machine learning database that provides a feature platform for training and inferenceNewSQL database with distributed OLTP and SQL
Primary database modelRelational DBMSRelational DBMSTime Series DBMSDocument store
Relational DBMS
Secondary database modelsDocument store
Spatial DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score8.37
Rank#48  Overall
#30  Relational DBMS
Score2.32
Rank#112  Overall
#55  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score0.45
Rank#261  Overall
#41  Document stores
#122  Relational DBMS
Websitegreenplum.orgmaxdb.sap.comopenmldb.aiwww.sequoiadb.com
Technical documentationdocs.greenplum.orgmaxdb.sap.com/­documentationopenmldb.ai/­docs/­zh/­mainwww.sequoiadb.com/­en/­index.php?m=Files&a=index
DeveloperPivotal Software Inc.SAP, acquired from Software AG (Adabas-D) in 19974 Paradigm Inc.Sequoiadb Ltd.
Initial release2005198420202013
Current release7.0.0, September 20237.9.10.12, February 20242024-2 February 2024
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infoLimited community edition freeOpen SourceOpen Source infoServer: AGPL; Client: Apache V2
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++, Java, ScalaC++
Server operating systemsLinuxAIX
HP-UX
Linux
Solaris
Windows
LinuxLinux
Data schemeyesyesFixed schemaschema-free
Typing infopredefined data types such as float or dateyesyesyesyes infooid, date, timestamp, binary, regex
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 4.2nonono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyesyesyesSQL-like query language
APIs and other access methodsJDBC
ODBC
ADO.NET
JDBC
ODBC
WebDAV
JDBC
SQLAlchemy
proprietary protocol using JSON
Supported programming languagesC
Java
Perl
Python
R
.Net
C#
Java
Perl
PHP
Python
C++
Go
Java
Python
Scala
.Net
C++
Java
PHP
Python
Server-side scripts infoStored proceduresyesyesnoJavaScript
Triggersyesyesnono
Partitioning methods infoMethods for storing different data on different nodesShardingnonehorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationSource-replica replicationSource-replica replicationSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoDocument is locked during a transaction
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 controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardsimple password-based access control

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More resources
GreenplumMaxDB infoformerly named Adabas-DOpenMLDBSequoiadb
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