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DBMS > LevelDB vs. RDFox vs. Splunk

System Properties Comparison LevelDB vs. RDFox vs. Splunk

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Editorial information provided by DB-Engines
NameLevelDB  Xexclude from comparisonRDFox  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesHigh performance knowledge graph and semantic reasoning engineAnalytics Platform for Big Data
Primary database modelKey-value storeGraph DBMS
RDF store
Search engine
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.33
Rank#111  Overall
#19  Key-value stores
Score0.22
Rank#305  Overall
#25  Graph DBMS
#15  RDF stores
Score93.02
Rank#13  Overall
#2  Search engines
Websitegithub.com/­google/­leveldbwww.oxfordsemantic.techwww.splunk.com
Technical documentationgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mddocs.oxfordsemantic.techdocs.splunk.com/­Documentation/­Splunk
DeveloperGoogleOxford Semantic TechnologiesSplunk Inc.
Initial release201120172003
Current release1.23, February 20216.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoBSDcommercialcommercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++
Server operating systemsIllumos
Linux
OS X
Windows
Linux
macOS
Windows
Linux
OS X
Solaris
Windows
Data schemeschema-freeyes infoRDF schemasyes
Typing infopredefined data types such as float or datenoyesyes
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.noyes
Secondary indexesnoyes
SQL infoSupport of SQLnonono infoSplunk Search Processing Language for search commands
APIs and other access methodsRESTful HTTP API
SPARQL 1.1
HTTP REST
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
C
Java
C#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyes
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnonereplication via a shared file systemMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsEventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infowith automatic compression on writesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlnoRoles, resources, and access typesAccess rights for users and roles

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LevelDBRDFoxSplunk
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