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DBMS > ITTIA vs. Rockset vs. VelocityDB vs. Yaacomo

System Properties Comparison ITTIA vs. Rockset vs. VelocityDB vs. Yaacomo

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Editorial information provided by DB-Engines
NameITTIA  Xexclude from comparisonRockset  Xexclude from comparisonVelocityDB  Xexclude from comparisonYaacomo  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionEdge Time Series DBMS with Real-Time Stream ProcessingA scalable, reliable search and analytics service in the cloud, built on RocksDBA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)OpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelTime Series DBMSDocument storeGraph DBMS
Object oriented DBMS
Relational DBMS
Secondary database modelsRelational DBMSRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.36
Rank#272  Overall
#22  Time Series DBMS
Score1.07
Rank#180  Overall
#31  Document stores
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websitewww.ittia.comrockset.comvelocitydb.comyaacomo.com
Technical documentationdocs.rockset.comvelocitydb.com/­UserGuide
DeveloperITTIA L.L.C.RocksetVelocityDB IncQ2WEB GmbH
Initial release2007201920112009
Current release8.77.x
License infoCommercial or Open Sourcecommercialcommercialcommercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and C++C++C#
Server operating systemsLinux
Windows
hostedAny that supports .NETAndroid
Linux
Windows
Data schemeFixed schemaschema-freeyesyes
Typing infopredefined data types such as float or dateFloat/Blob/Integer/String/Unicode/Date/Time/Timestamp/Intervaldynamic typingyesyes
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 infoingestion from XML files supportednono
Secondary indexesyesall fields are automatically indexedyesyes
SQL infoSupport of SQLyesRead-only SQL queries, including JOINsnoyes
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
WebSocket
HTTP REST.NetJDBC
ODBC
Supported programming languagesC
C++
JavaScript (Node.js)
Python
Go
Java
JavaScript (Node.js)
Python
.Net
Server-side scripts infoStored proceduresyesnono
TriggersnonoCallbacks are triggered when data changesyes
Partitioning methods infoMethods for storing different data on different nodesAutomatic shardingShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlDatabase file passwordsAccess rights for users and organizations can be defined via Rockset consoleBased on Windows Authenticationfine grained access rights according to SQL-standard

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More resources
ITTIARocksetVelocityDBYaacomo
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