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DBMS > StarRocks vs. TerminusDB vs. VelocityDB vs. YDB

System Properties Comparison StarRocks vs. TerminusDB vs. VelocityDB vs. YDB

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Editorial information provided by DB-Engines
NameStarRocks  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonVelocityDB  Xexclude from comparisonYDB  Xexclude from comparison
DescriptionAn open source, high-performance columnar analytical database that enables real-time, multi-dimensional, and highly concurrent data analytics infoForked from Apache DorisScalable 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)A distributed fault-tolerant database service, with high availability, scalability, immediate consistency and ACID transactions and providing an Amazon DynamoDB compatible API
Primary database modelRelational DBMSGraph DBMSGraph DBMS
Object oriented DBMS
Document store
Relational DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.93
Rank#198  Overall
#93  Relational DBMS
Score0.23
Rank#316  Overall
#27  Graph DBMS
Score0.11
Rank#354  Overall
#37  Graph DBMS
#16  Object oriented DBMS
Score0.33
Rank#287  Overall
#43  Document stores
#132  Relational DBMS
Websitewww.starrocks.ioterminusdb.comvelocitydb.comgithub.com/­ydb-platform/­ydb
ydb.tech
Technical documentationdocs.starrocks.io/­en-us/­latest/­introduction/­StarRocks_introterminusdb.github.io/­terminusdb/­#velocitydb.com/­UserGuideydb.tech/­en/­docs
DeveloperThe Linux Foundation infosince Feb 2023DataChemist Ltd.VelocityDB IncYandex
Initial release2020201820112019
Current release3.3, June 202411.0.0, January 20237.x
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoGPL V3commercialOpen Source infoApache 2.0; commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, JavaProlog, RustC#
Server operating systemsLinuxLinuxAny that supports .NETLinux
Data schemeyesyesyesFlexible Schema (defined schema, partial schema, schema free)
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.nononono
Secondary indexesyesyesyes
SQL infoSupport of SQLyesSQL-like query language (WOQL)noSQL-like query language (YQL)
APIs and other access methodsJDBC
MySQL protocol
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
.NetRESTful HTTP API (DynamoDB compatible)
Supported programming languagesJavaJavaScript
Python
.NetGo
Java
JavaScript (Node.js)
PHP
Python
Server-side scripts infoStored proceduresuser defined functionsyesnono
TriggersnoyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning (by range and hash)Graph PartitioningShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesJournaling StreamsActive-passive shard replication
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 integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infoin-memory journalingyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesno
User concepts infoAccess controlRole based access control and fine grained access rightsRole-based access controlBased on Windows AuthenticationAccess rights defined for Yandex Cloud users

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More resources
StarRocksTerminusDB infoformer name was DataChemistVelocityDBYDB
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