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DBMS > BoltDB vs. RocksDB vs. Solr vs. Splunk

System Properties Comparison BoltDB vs. RocksDB vs. Solr vs. Splunk

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Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonRocksDB  Xexclude from comparisonSolr  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionAn embedded key-value store for Go.Embeddable persistent key-value store optimized for fast storage (flash and RAM)A widely used enterprise search engine based on Apache LuceneAnalytics Platform for Big Data
Primary database modelKey-value storeKey-value storeSearch engineSearch engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.48
Rank#208  Overall
#35  Key-value stores
Score2.42
Rank#99  Overall
#18  Key-value stores
Score57.22
Rank#17  Overall
#3  Search engines
Score90.53
Rank#12  Overall
#2  Search engines
Websitegithub.com/­boltdb/­boltrocksdb.orglucene.apache.org/­solrwww.splunk.com
Technical documentationgithub.com/­facebook/­rocksdb/­wikilucene.apache.org/­solr/­resources.htmldocs.splunk.com/­Documentation/­Splunk
DeveloperFacebook, Inc.Apache Software FoundationSplunk Inc.
Initial release2013201320042003
Current release6.3.6, October 20198.3.1, December 2019
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoBSDOpen Source infoApache Version 2commercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++Java
Server operating systemsBSD
Linux
OS X
Solaris
Windows
All OS with a Java VM and a servlet container inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)Linux
OS X
Solaris
Windows
Data schemeschema-freeschema-freeyes infoDynamic Fields enables on-the-fly addition of new fieldsyes
Typing infopredefined data types such as float or datenonoyes infosupports customizable data types and automatic typingyes
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.nononoyes
Secondary indexesnonoyes infoAll search fields are automatically indexedyes
SQL infoSupport of SQLnonono infosupports limited query time joinsno infoSplunk Search Processing Language for search commands
APIs and other access methodsC++ API
Java API
Java API
RESTful HTTP API
HTTP REST
Supported programming languagesGoC++
Java
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
C#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresnonoJava pluginsyes
Triggersnonoyes infoUser configurable commands triggered on index changesyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnonenonecloud/distributed (via Zookeeper)
Master-slave replication
Master-master replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency infoslaves poll the master in predefined intervallsEventual Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesyesoptimistic locking infoSolr 4no infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
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.noyesnono
User concepts infoAccess controlnonoAccess rights for users and roles

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More resources
BoltDBRocksDBSolrSplunk
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