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DBMS > Blueflood vs. Dgraph vs. Kinetica vs. LokiJS vs. Oracle Coherence

System Properties Comparison Blueflood vs. Dgraph vs. Kinetica vs. LokiJS vs. Oracle Coherence

Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonDgraph  Xexclude from comparisonKinetica  Xexclude from comparisonLokiJS  Xexclude from comparisonOracle Coherence  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraDistributed and scalable native Graph DBMSFully vectorized database across both GPUs and CPUsIn-memory JavaScript DBMSOracles in-memory data grid solution
Primary database modelTime Series DBMSGraph DBMSRelational DBMSDocument storeKey-value store
Secondary database modelsSpatial DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.09
Rank#353  Overall
#33  Time Series DBMS
Score1.48
Rank#158  Overall
#15  Graph DBMS
Score0.69
Rank#234  Overall
#107  Relational DBMS
Score0.48
Rank#262  Overall
#42  Document stores
Score2.02
Rank#131  Overall
#22  Key-value stores
Websiteblueflood.iodgraph.iowww.kinetica.comgithub.com/­techfort/­LokiJSwww.oracle.com/­java/­coherence
Technical documentationgithub.com/­rax-maas/­blueflood/­wikidgraph.io/­docsdocs.kinetica.comtechfort.github.io/­LokiJSdocs.oracle.com/­en/­middleware/­standalone/­coherence
DeveloperRackspaceDgraph Labs, Inc.KineticaOracle
Initial release20132016201220142007
Current release7.1, August 202114.1, August 2023
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache 2.0commercialOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaGoC, C++JavaScriptJava
Server operating systemsLinux
OS X
Linux
OS X
Windows
Linuxserver-less, requires a JavaScript environment (browser, Node.js)All OS with a Java VM
Data schemepredefined schemeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesyesnoyes
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.nonononono
Secondary indexesnoyesyesyes infovia viewsno
SQL infoSupport of SQLnonoSQL-like DML and DDL statementsnono
APIs and other access methodsHTTP RESTGraphQL query language
gRPC (using protocol buffers) API
HTTP API
JDBC
ODBC
RESTful HTTP API
JavaScript APIJCache
JPA
RESTful HTTP API
Supported programming languagesC#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
C++
Java
JavaScript (Node.js)
Python
JavaScript.Net
C++
Java
Server-side scripts infoStored proceduresnonouser defined functionsView functions in JavaScriptno
Triggersnonoyes infotriggers when inserted values for one or more columns fall within a specified rangeyesyes infoLive Events
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandrayesShardingnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraSynchronous replication via RaftSource-replica replicationnoneyes, with selectable consistency level
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencyImmediate Consistency or Eventual Consistency depending on configurationnoneEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynonoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnono infoatomic operations within a single collection possibleconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes infooptionally
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoGPU vRAM or System RAMyesyes
User concepts infoAccess controlnono infoPlanned for future releasesAccess rights for users and roles on table levelnoauthentification to access the cache via certificates or http basic authentication

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More resources
BluefloodDgraphKineticaLokiJSOracle Coherence
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