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DBMS > DolphinDB vs. STSdb

System Properties Comparison DolphinDB vs. STSdb

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Editorial information provided by DB-Engines
NameDolphinDB  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionTime Series DBMS for big data, integrated with a lightweight distributed computing framework and a vector programming languageKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelTime Series DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.15
Rank#270  Overall
#18  Time Series DBMS
Score0.11
Rank#284  Overall
#47  Key-value stores
Websitewww.dolphindb.comstssoft.com/­products/­stsdb-4-0
Technical documentationwww.dolphindb.com/­help
DeveloperDolphinDB, IncSTS Soft SC
Initial release20182011
License infoCommercial or Open Sourcecommercial infofree community version availableOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C#
Server operating systemsLinux
Windows
Windows
Data schemeyes
Typing infopredefined data types such as float or dateyesyes infoprimitive types and user defined types (classes)
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.no
Secondary indexesnono
SQL infoSupport of SQLSQL-like query languageno
APIs and other access methodsJDBC
ODBC
.NET Client API
Supported programming languagesC#
C++
Java
JavaScript
Python
R
C#
Java
Server-side scripts infoStored proceduresyesno
Triggersnono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlAdministrators, Users, Groupsno

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