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DBMS > Blueflood vs. LMDB vs. RDFox vs. WakandaDB

System Properties Comparison Blueflood vs. LMDB vs. RDFox vs. WakandaDB

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Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonLMDB  Xexclude from comparisonRDFox  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraA high performant, light-weight, embedded key-value database libraryHigh performance knowledge graph and semantic reasoning engineWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelTime Series DBMSKey-value storeGraph DBMS
RDF store
Object oriented DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#346  Overall
#33  Time Series DBMS
Score2.09
Rank#121  Overall
#20  Key-value stores
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Score0.10
Rank#356  Overall
#17  Object oriented DBMS
Websiteblueflood.iowww.symas.com/­symas-embedded-database-lmdbwww.oxfordsemantic.techwakanda.github.io
Technical documentationgithub.com/­rax-maas/­blueflood/­wikiwww.lmdb.tech/­docdocs.oxfordsemantic.techwakanda.github.io/­doc
DeveloperRackspaceSymasOxford Semantic TechnologiesWakanda SAS
Initial release2013201120172012
Current release0.9.32, January 20246.0, Septermber 20222.7.0 (April 29, 2019), April 2019
License infoCommercial or Open SourceOpen Source infoApache 2.0Open SourcecommercialOpen Source infoAGPLv3, extended 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 languageJavaCC++C++, JavaScript
Server operating systemsLinux
OS X
Linux
Unix
Windows
Linux
macOS
Windows
Linux
OS X
Windows
Data schemepredefined schemeschema-freeyes infoRDF schemasyes
Typing infopredefined data types such as float or dateyesyesyes
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 indexesnono
SQL infoSupport of SQLnononono
APIs and other access methodsHTTP RESTRESTful HTTP API
SPARQL 1.1
RESTful HTTP API
Supported programming languages.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
C
Java
JavaScript
Server-side scripts infoStored proceduresnonoyes
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranonenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandranonereplication via a shared file systemnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.noyesyesno
User concepts infoAccess controlnonoRoles, resources, and access typesyes

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More resources
BluefloodLMDBRDFoxWakandaDB
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