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DBMS > DolphinDB vs. Kingbase vs. Machbase Neo vs. PostGIS

System Properties Comparison DolphinDB vs. Kingbase vs. Machbase Neo vs. PostGIS

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonKingbase  Xexclude from comparisonMachbase Neo infoFormer name was Infiniflux  Xexclude from comparisonPostGIS  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.An enterprise-class RDBMS compatible with PostgreSQL and Oracle and widely used in China.TimeSeries DBMS for AIoT and BigDataSpatial extension of PostgreSQL
Primary database modelTime Series DBMSRelational DBMSTime Series DBMSSpatial DBMS
Secondary database modelsRelational DBMSDocument store
Spatial DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.13
Rank#80  Overall
#6  Time Series DBMS
Score0.45
Rank#262  Overall
#123  Relational DBMS
Score0.12
Rank#339  Overall
#30  Time Series DBMS
Score22.69
Rank#29  Overall
#1  Spatial DBMS
Websitewww.dolphindb.comwww.kingbase.com.cnmachbase.compostgis.net
Technical documentationdocs.dolphindb.cn/­en/­help200/­index.htmlmachbase.com/­dbmspostgis.net/­documentation
DeveloperDolphinDB, IncBeiJing KINGBASE Information technologies inc.Machbase
Initial release2018199920132005
Current releasev2.00.4, January 2022V8.0, August 2021V8.0, August 20233.4.2, February 2024
License infoCommercial or Open Sourcecommercial infofree community version availablecommercialcommercial infofree test version availableOpen Source infoGPL v2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C and JavaCC
Server operating systemsLinux
Windows
Linux
Windows
Linux
macOS
Windows
Data schemeyesyesyesyes
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.noyesnoyes
Secondary indexesyesyesyesyes
SQL infoSupport of SQLSQL-like query languageStandard with numerous extensionsSQL-like query languageyes
APIs and other access methodsJDBC
JSON over HTTP
Kafka
MQTT (Message Queue Telemetry Transport)
ODBC
OPC DA
OPC UA
RabbitMQ
WebSocket
ADO.NET
gokb
JDBC
kdbndp
ODBC
PDI
PDO
Pro*C
psycopg2
QT
gRPC
HTTP REST
JDBC
MQTT (Message Queue Telemetry Transport)
ODBC
Supported programming languagesC#
C++
Go
Java
JavaScript
MatLab
Python
R
Rust
.Net
C
C++
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
C
C#
C++
Go
Java
JavaScript
PHP infovia ODBC
Python
R infovia ODBC
Scala
Server-side scripts infoStored proceduresyesuser defined functionsnouser defined functions
Triggersnoyesnoyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioninghorizontal partitioning (by range, list and hash) and vertical partitioningShardingyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesselectable replication factoryes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesnoyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infovolatile and lookup tableno
User concepts infoAccess controlAdministrators, Users, Groupsfine grained access rights according to SQL-standardsimple password-based access controlyes infobased on PostgreSQL

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More resources
DolphinDBKingbaseMachbase Neo infoFormer name was InfinifluxPostGIS
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