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DBMS > IBM Db2 warehouse vs. TerminusDB vs. TimescaleDB vs. Transwarp StellarDB vs. VelocityDB

System Properties Comparison IBM Db2 warehouse vs. TerminusDB vs. TimescaleDB vs. Transwarp StellarDB vs. VelocityDB

Editorial information provided by DB-Engines
NameIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonTimescaleDB  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionCloud-based data warehousing serviceScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsA time series DBMS optimized for fast ingest and complex queries, based on PostgreSQLA distributed graph DBMS built for enterprise-level graph applicationsA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSGraph DBMSTime Series DBMSGraph DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
RDF store
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.37
Rank#160  Overall
#74  Relational DBMS
Score0.23
Rank#316  Overall
#27  Graph DBMS
Score4.46
Rank#71  Overall
#5  Time Series DBMS
Score0.07
Rank#371  Overall
#39  Graph DBMS
Score0.11
Rank#354  Overall
#37  Graph DBMS
#15  Object oriented DBMS
Websitewww.ibm.com/­products/­db2/­warehouseterminusdb.comwww.timescale.comwww.transwarp.cn/­en/­product/­stellardbvelocitydb.com
Technical documentationterminusdb.github.io/­terminusdb/­#docs.timescale.comvelocitydb.com/­UserGuide
DeveloperIBMDataChemist Ltd.TimescaleTranswarpVelocityDB Inc
Initial release2014201820172011
Current release11.0.0, January 20232.15.0, May 20247.x
License infoCommercial or Open SourcecommercialOpen Source infoGPL V3Open Source infoApache 2.0commercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageProlog, RustCC#
Server operating systemshostedLinuxLinux
OS X
Windows
Any that supports .NET
Data schemeyesyesyesyes
Typing infopredefined data types such as float or dateyesyesnumerics, strings, booleans, arrays, JSON blobs, geospatial dimensions, currencies, binary data, other complex data typesyes
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 infoImport/export of XML data possiblenoyesno
Secondary indexesyesyesyes
SQL infoSupport of SQLyesSQL-like query language (WOQL)yes infofull PostgreSQL SQL syntaxSQL-like query languageno
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
OpenCypher.Net
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
JavaScript
Python
.Net
C
C++
Delphi
Java infoJDBC
JavaScript
Perl
PHP
Python
R
Ruby
Scheme
Tcl
.Net
Server-side scripts infoStored proceduresPL/SQL, SQL PLyesuser defined functions, PL/pgSQL, PL/Tcl, PL/Perl, PL/Python, PL/Java, PL/PHP, PL/R, PL/Ruby, PL/Scheme, PL/Unix shellno
TriggersyesyesyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardingGraph Partitioningyes, across time and space (hash partitioning) attributeshorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesJournaling StreamsSource-replica replication with hot standby and reads on replicas info
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyes infoin-memory journalingyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlfine grained access rights according to SQL-standardRole-based access controlfine grained access rights according to SQL-standardyesBased on Windows Authentication

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More resources
IBM Db2 warehouse infoformerly named IBM dashDBTerminusDB infoformer name was DataChemistTimescaleDBTranswarp StellarDBVelocityDB
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