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DBMS > IBM Db2 warehouse vs. Immudb vs. TerminusDB vs. TimesTen vs. VelocityDB

System Properties Comparison IBM Db2 warehouse vs. Immudb vs. TerminusDB vs. TimesTen vs. VelocityDB

Editorial information provided by DB-Engines
NameIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonImmudb  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonTimesTen  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionCloud-based data warehousing serviceAn open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.Scalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsIn-Memory RDBMS compatible to OracleA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSKey-value storeGraph DBMSRelational DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsRelational DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.37
Rank#160  Overall
#74  Relational DBMS
Score0.31
Rank#295  Overall
#42  Key-value stores
Score0.23
Rank#316  Overall
#27  Graph DBMS
Score1.36
Rank#161  Overall
#75  Relational DBMS
Score0.11
Rank#354  Overall
#37  Graph DBMS
#15  Object oriented DBMS
Websitewww.ibm.com/­products/­db2/­warehousegithub.com/­codenotary/­immudb
immudb.io
terminusdb.comwww.oracle.com/­database/­technologies/­related/­timesten.htmlvelocitydb.com
Technical documentationdocs.immudb.ioterminusdb.github.io/­terminusdb/­#docs.oracle.com/­database/­timesten-18.1velocitydb.com/­UserGuide
DeveloperIBMCodenotaryDataChemist Ltd.Oracle, TimesTen Performance Software, HP infooriginally founded in HP Labs it was acquired by Oracle in 2005VelocityDB Inc
Initial release20142020201819982011
Current release1.2.3, April 202211.0.0, January 202311 Release 2 (11.2.2.8.0)7.x
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0Open Source infoGPL V3commercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoProlog, RustC#
Server operating systemshostedBSD
Linux
macOS
Solaris
Windows
z/OS
LinuxAIX
HP-UX
Linux
OS X
Solaris SPARC/x86
Windows
Any that supports .NET
Data schemeyesschema-freeyesyesyes
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.no infoImport/export of XML data possiblenononono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyesSQL-like syntaxSQL-like query language (WOQL)yesno
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
gRPC protocol
PostgreSQL wire protocol
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
.Net
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
.Net
Go
Java
JavaScript (Node.js)
Python
JavaScript
Python
C
C++
Java
PL/SQL
.Net
Server-side scripts infoStored proceduresPL/SQL, SQL PLnoyesPL/SQLno
TriggersyesnoyesnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardingShardingGraph PartitioningnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesJournaling StreamsMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency or Eventual Consistency depending on configurationImmediate Consistency
Foreign keys infoReferential integrityyesnoyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes infoin-memory journalingyes infoby means of logfiles and checkpointsyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardRole-based access controlfine grained access rights according to SQL-standardBased on Windows Authentication

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More resources
IBM Db2 warehouse infoformerly named IBM dashDBImmudbTerminusDB infoformer name was DataChemistTimesTenVelocityDB
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