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DBMS > DolphinDB vs. GBase vs. OpenMLDB

System Properties Comparison DolphinDB vs. GBase vs. OpenMLDB

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonGBase  Xexclude from comparisonOpenMLDB  Xexclude from comparison
DescriptionDolphinDB is a high performance Time Series DBMS. It is integrated with an easy-to-use fully featured programming language and a high-volume high-velocity streaming analytics system. It offers operational simplicity, scalability, fault tolerance, and concurrency.Widely used RDBMS in China, including analytical, transactional, distributed transactional, and cloud-native data warehousing.An open-source machine learning database that provides a feature platform for training and inference
Primary database modelTime Series DBMSRelational DBMSTime Series DBMS
Secondary database modelsRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.13
Rank#80  Overall
#6  Time Series DBMS
Score1.07
Rank#185  Overall
#86  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Websitewww.dolphindb.comwww.gbase.cnopenmldb.ai
Technical documentationdocs.dolphindb.cn/­en/­help200/­index.htmlopenmldb.ai/­docs/­zh/­main
DeveloperDolphinDB, IncGeneral Data Technology Co., Ltd.4 Paradigm Inc.
Initial release201820042020
Current releasev2.00.4, January 2022GBase 8a, GBase 8s, GBase 8c2024-2 February 2024
License infoCommercial or Open Sourcecommercial infofree community version availablecommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C, Java, PythonC++, Java, Scala
Server operating systemsLinux
Windows
LinuxLinux
Data schemeyesyesFixed schema
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.noyesno
Secondary indexesyesyesyes
SQL infoSupport of SQLSQL-like query languageStandard with numerous extensionsyes
APIs and other access methodsJDBC
JSON over HTTP
Kafka
MQTT (Message Queue Telemetry Transport)
ODBC
OPC DA
OPC UA
RabbitMQ
WebSocket
ADO.NET
C API
JDBC
ODBC
JDBC
SQLAlchemy
Supported programming languagesC#
C++
Go
Java
JavaScript
MatLab
Python
R
Rust
C#C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresyesuser defined functionsno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioninghorizontal partitioning (by range, list and hash) and vertical partitioninghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDno
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.yesyes
User concepts infoAccess controlAdministrators, Users, Groupsyesfine grained access rights according to SQL-standard

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More resources
DolphinDBGBaseOpenMLDB
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