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DBMS > Graphite vs. LokiJS vs. OushuDB vs. VelocityDB

System Properties Comparison Graphite vs. LokiJS vs. OushuDB vs. VelocityDB

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Editorial information provided by DB-Engines
NameGraphite  Xexclude from comparisonLokiJS  Xexclude from comparisonOushuDB  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionData logging and graphing tool for time series data infoThe storage layer (fixed size database) is called WhisperIn-memory JavaScript DBMSA data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learningA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelTime Series DBMSDocument storeRelational DBMSGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.57
Rank#73  Overall
#5  Time Series DBMS
Score0.43
Rank#264  Overall
#42  Document stores
Score0.04
Rank#363  Overall
#154  Relational DBMS
Score0.05
Rank#358  Overall
#36  Graph DBMS
#16  Object oriented DBMS
Websitegithub.com/­graphite-project/­graphite-webgithub.com/­techfort/­LokiJSwww.oushu.com/­product/­oushuDBvelocitydb.com
Technical documentationgraphite.readthedocs.iotechfort.github.io/­LokiJSwww.oushu.com/­documentationvelocitydb.com/­UserGuide
DeveloperChris DavisOushuVelocityDB Inc
Initial release200620142011
Current release4.0.1, August 20207.x
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languagePythonJavaScriptC#
Server operating systemsLinux
Unix
server-less, requires a JavaScript environment (browser, Node.js)LinuxAny that supports .NET
Data schemeyesschema-freeyesyes
Typing infopredefined data types such as float or dateNumeric data onlynoyesyes
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 indexesnoyes infovia viewsyesyes
SQL infoSupport of SQLnonoFull-featured ANSI SQL supportno
APIs and other access methodsHTTP API
Sockets
JavaScript APIJDBC
ODBC
.Net
Supported programming languagesJavaScript (Node.js)
Python
JavaScriptC
C++
.Net
Server-side scripts infoStored proceduresnoView functions in JavaScriptyesno
TriggersnoyesyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesnonenoneyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemnonenoneImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoatomic operations within a single collection possibleACIDACID
Concurrency infoSupport for concurrent manipulation of datayes infolockingyesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnonoKerberos, SSL and role based accessBased on Windows Authentication

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More resources
GraphiteLokiJSOushuDBVelocityDB
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