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DBMS > BoltDB vs. Druid vs. Lovefield vs. RocksDB vs. Splunk

System Properties Comparison BoltDB vs. Druid vs. Lovefield vs. RocksDB vs. Splunk

Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonDruid  Xexclude from comparisonLovefield  Xexclude from comparisonRocksDB  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionAn embedded key-value store for Go.Open-source analytics data store designed for OLAP queries on timeseries dataEmbeddable relational database for web apps written in pure JavaScriptEmbeddable persistent key-value store optimized for fast storage (flash and RAM)Analytics Platform for Big Data
Primary database modelKey-value storeRelational DBMS
Time Series DBMS
Relational DBMSKey-value storeSearch engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.51
Rank#206  Overall
#35  Key-value stores
Score1.91
Rank#117  Overall
#57  Relational DBMS
#7  Time Series DBMS
Score0.27
Rank#247  Overall
#115  Relational DBMS
Score2.67
Rank#96  Overall
#17  Key-value stores
Score88.77
Rank#12  Overall
#2  Search engines
Websitegithub.com/­boltdb/­boltdruid.apache.orggoogle.github.io/­lovefieldrocksdb.orgwww.splunk.com
Technical documentationdruid.apache.org/­docs/­latest/­designgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mdgithub.com/­facebook/­rocksdb/­wikidocs.splunk.com/­Documentation/­Splunk
DeveloperMetamarkets Group and contributorsGoogleFacebook, Inc.Splunk Inc.
Initial release20132012201420132003
Current release2.1.12, February 20176.5.3, January 2020
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache license v2Open Source infoApache 2.0Open Source infoBSDcommercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoJavaJavaScriptC++
Server operating systemsBSD
Linux
OS X
Solaris
Windows
Linux
OS X
Unix
server-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, SafariLinux
OS X
Solaris
Windows
Data schemeschema-freeyes infoschema-less columns are supportedyesschema-freeyes
Typing infopredefined data types such as float or datenoyesyesnoyes
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.nonononoyes
Secondary indexesnoyesyesnoyes
SQL infoSupport of SQLnoSQL support via Apache Calcite adapterSQL-like query language infovia JavaScript builder patternnono infoSplunk Search Processing Language for search commands
APIs and other access methodsJSON over HTTPC++ API
Java API
HTTP REST
Supported programming languagesGoClojure
JavaScript
PHP
Python
R
Ruby
Scala
JavaScriptC++
Java
C#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresnonononoyes
TriggersnonoUsing read-only observersnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes, via HDFS, S3 or other storage enginesnonenoneMaster-master replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoACIDyesno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes infousing MemoryDByesno
User concepts infoAccess controlnono infoavailable via extensionsnonoAccess rights for users and roles

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More resources
BoltDBDruidLovefieldRocksDBSplunk
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