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DBMS > ClickHouse vs. TerminusDB vs. VelocityDB

System Properties Comparison ClickHouse vs. TerminusDB vs. VelocityDB

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Editorial information provided by DB-Engines
NameClickHouse  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionColumn-oriented Relational DBMS powering YandexScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSGraph DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.20
Rank#81  Overall
#40  Relational DBMS
Score0.02
Rank#342  Overall
#32  Graph DBMS
Score0.07
Rank#311  Overall
#30  Graph DBMS
#16  Object oriented DBMS
Websiteclickhouse.yandexterminusdb.comvelocitydb.com
Technical documentationclickhouse.yandex/­docsterminusdb.com/­docsvelocitydb.com/­UserGuide
DeveloperYandex LLCDataChemist Ltd.VelocityDB Inc
Initial release201620182011
Current releasev19.13.3.26, August 20191.0, 20187.x
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoGPL V3commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageProlog, RustC#
Server operating systemsLinuxAny that supports .NET
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes
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.nono
Secondary indexesyes
SQL infoSupport of SQLSQL-like query language (WOQL)no
APIs and other access methodsOWL
RESTful HTTP API
WOQL (Web Object Query Language)
.Net
Supported programming languagesJavaScript
Python
.Net
Server-side scripts infoStored proceduresyesno
TriggersyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesGraph PartitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoin-memory journalingyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlRole-based access controlBased on Windows Authentication

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More resources
ClickHouseTerminusDB infoformer name was DataChemistVelocityDB
Recent citations in the news

From Russia with OLAP: Percona uses ClickHouse analytics - Open Source Insider
10 October 2019, ComputerWeekly.com

Enhanced Percona Database Monitoring Platform Enables Faster Performance Issue Resolution
1 October 2019, Database Trends and Applications

ClickHouse Experiencing Explosive Growth in EU, US and Asia in Q1 2018
23 April 2018, PR Newswire

Scaling Graphite for Metrics Collection on AWS at Teads Engineering
3 August 2019, InfoQ.com

Altinity Provides Cloud Version of ClickHouse on Kodiak Data MemCloud™
21 August 2017, PR Newswire

provided by Google News

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