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DBMS > TerminusDB vs. TiDB vs. VelocityDB

System Properties Comparison TerminusDB vs. TiDB vs. VelocityDB

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Editorial information provided by DB-Engines
NameTerminusDB infoformer name was DataChemist  Xexclude from comparisonTiDB  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsTiDB is an open source distributed Hybrid Transactional/Analytical Processing (HTAP) database that supports MySQL and Spark SQL syntaxes.A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelGraph DBMSRelational DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
RDF store
Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.02
Rank#342  Overall
#32  Graph DBMS
Score1.47
Rank#126  Overall
#65  Relational DBMS
Score0.07
Rank#311  Overall
#30  Graph DBMS
#16  Object oriented DBMS
Websiteterminusdb.compingcap.comvelocitydb.com
Technical documentationterminusdb.com/­docspingcap.com/­docsvelocitydb.com/­UserGuide
DeveloperDataChemist Ltd.PingCAP, Inc.VelocityDB Inc
Initial release201820162011
Current release1.0, 20183.0.0, June 20197.x
License infoCommercial or Open SourceOpen Source infoGPL V3Open Source infoApache 2.0commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageProlog, RustGo, RustC#
Server operating systemsLinuxLinuxAny that supports .NET
Data schemeyesyesyes
Typing infopredefined data types such as float or dateyesyesyes
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.nonono
Secondary indexesyesyes
SQL infoSupport of SQLSQL-like query language (WOQL)yesno
APIs and other access methodsOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Proprietary protocol
JDBC
ODBC
.Net
Supported programming languagesJavaScript
Python
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
.Net
Server-side scripts infoStored proceduresyesnono
TriggersyesnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesGraph Partitioninghorizontal partitioning (by key range)Sharding
Replication methods infoMethods for redundantly storing data on multiple nodesJournaling StreamsUsing Raft consensus algorithm to ensure data replication with strong consistency among multiple replicas.
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infowith TiSpark Connectorno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno infocurrently only supported in syntaxno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoin-memory journalingyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlRole-based access controlUsers with fine-grained authorization concept. No user groups or roles.Based on Windows Authentication
More information provided by the system vendor
TerminusDB infoformer name was DataChemistTiDBVelocityDB
Specific characteristicsTiDB is an open source distributed scalable hybrid transactional and analytical processing...
» more
Competitive advantagesIn the current database landscape, infrastructure engineers often have to use one...
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Typical application scenariosTiDB is designed to support both OLTP and OLAP scenarios. You can use TiDB , the...
» more
Key customersBank of Beijing (Banking) Mobike (Ridesharing) Toutiao (Media) Ele.me (Catering)...
» more
Market metricsInfoWorld’s 2018 Best of Open Source Software Award winners 15000+ stars on GitHub...
» more
Licensing and pricing modelsOpen Source Apache 2.0 with either commercial licensing or fully-hosted DB-as-a-service...
» more
News

Safety First! Common Safety Pitfalls in Distributed Databases Found by Jepsen Tests
18 September 2019

How TSQ Becomes a Performance Bottleneck for TiKV in AWS ARM Environment
26 August 2019

Lesson Learned from Queries over 1.3 Trillion Rows of Data Within Milliseconds of Response Time at Zhihu.com
21 August 2019

Porting TiDB to ARM64 for Greater Flexibility
16 August 2019

Migrating the TiKV Rust Client from Futures 0.1 to 0.3
8 August 2019

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
TerminusDB infoformer name was DataChemistTiDBVelocityDB
Recent citations in the news

PingCAP offers titanium bullet to switch to its HTAP database
22 January 2019, DevClass

How TiDB combines OLTP and OLAP in a distributed database
17 October 2018, InfoWorld

TiDB developer PingCAP wants to expand in North America after raising $50M Series C
11 September 2018, TechCrunch

Percona Unveils Stellar Keynote Schedule for Eighth Annual Percona Live Open Source Database Conference
9 May 2019, GlobeNewswire

China’s Biggest Startups Ditch Oracle and IBM for Home-Made Tech
24 June 2019, Bloomberg

provided by Google News




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