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DBMS > atoti vs. STSdb vs. VelocityDB vs. Yanza

System Properties Comparison atoti vs. STSdb vs. VelocityDB vs. Yanza

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Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonSTSdb  Xexclude from comparisonVelocityDB  Xexclude from comparisonYanza  Xexclude from comparison
Yanza seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.Key-Value Store with special method for indexing infooptimized for high performance using a special indexing methodA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)Time Series DBMS for IoT Applications
Primary database modelObject oriented DBMSKey-value storeGraph DBMS
Object oriented DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.56
Rank#245  Overall
#10  Object oriented DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Score0.05
Rank#358  Overall
#36  Graph DBMS
#16  Object oriented DBMS
Websiteatoti.iogithub.com/­STSSoft/­STSdb4velocitydb.comyanza.com
Technical documentationdocs.atoti.iovelocitydb.com/­UserGuide
DeveloperActiveViamSTS Soft SCVelocityDB IncYanza
Initial release201120112015
Current release4.0.8, September 20157.x
License infoCommercial or Open Sourcecommercial infofree versions availableOpen Source infoGPLv2, commercial license availablecommercialcommercial infofree version available
Cloud-based only infoOnly available as a cloud servicenononono infobut mainly used as a service provided by Yanza
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC#C#
Server operating systemsWindowsAny that supports .NETWindows
Data schemeyesyesschema-free
Typing infopredefined data types such as float or dateyes infoprimitive types and user defined types (classes)yesno
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 indexesnoyesno
SQL infoSupport of SQLMultidimensional Expressions (MDX)nonono
APIs and other access methods.NET Client API.NetHTTP API
Supported programming languagesC#
Java
.Netany language that supports HTTP calls
Server-side scripts infoStored proceduresPythonnonono
TriggersnoCallbacks are triggered when data changesyes infoTimer and event based
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningnoneShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnoBased on Windows Authenticationno

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More resources
atotiSTSdbVelocityDBYanza
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