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DBMS > Elasticsearch vs. Solr vs. Splunk

System Properties Comparison Elasticsearch vs. Solr vs. Splunk

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Editorial information provided by DB-Engines
NameElasticsearch  Xexclude from comparisonSolr  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionA distributed, RESTful modern search and analytics engine based on Apache Lucene infoElasticsearch lets you perform and combine many types of searches such as structured, unstructured, geo, and metricA widely used enterprise search engine based on Apache LuceneAnalytics Platform for Big Data
Primary database modelSearch engineSearch engineSearch engine
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score148.62
Rank#7  Overall
#1  Search engines
Score60.80
Rank#16  Overall
#3  Search engines
Score85.24
Rank#13  Overall
#2  Search engines
Websitewww.elastic.co/­products/­elasticsearchlucene.apache.org/­solrwww.splunk.com
Technical documentationwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmllucene.apache.org/­solr/­resources.htmldocs.splunk.com/­Documentation/­Splunk
DeveloperElasticApache Software FoundationSplunk Inc.
Initial release201020042003
Current release7.0.0, April 20198.0.0, March 2019
License infoCommercial or Open SourceOpen Source infoApache Version 2; Elastic LicenseOpen Source infoApache Version 2commercial 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

Providers of DBaaS offerings, please contact us to be listed.
Elasticsearch Service on Elastic Cloud: Try out the official hosted Elasticsearch and Kibana offering available on AWS and GCP that's powered by the creators of Elasticsearch.
Implementation languageJavaJava
Server operating systemsAll OS with a Java VMAll 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-free infoFlexible type definitions. Once a type is defined, it is persistentyes infoDynamic Fields enables on-the-fly addition of new fieldsyes
Typing infopredefined data types such as float or dateyesyes 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.nonoyes
Secondary indexesyes infoAll search fields are automatically indexedyes infoAll search fields are automatically indexedyes
SQL infoSupport of SQLSQL-like query languageno infosupports limited query time joinsno infoSplunk Search Processing Language for search commands
APIs and other access methodsJava API
RESTful HTTP/JSON API
Java API
RESTful HTTP API
HTTP REST
Supported programming languages.Net
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
Community Contributed Clients
.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 proceduresyesJava pluginsyes
Triggersyes infoby using the 'percolation' featureyes infoUser configurable commands triggered on index changesyes
Partitioning methods infoMethods for storing different data on different nodesShardingShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyescloud/distributed (via Zookeeper)
Master-slave replication
Master-master replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connectornoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allEventual Consistency infoslaves poll the master in predefined intervallsEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanooptimistic 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 datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Memcached and Redis integrationnono
User concepts infoAccess controlAccess rights for users and roles
More information provided by the system vendor
ElasticsearchSolrSplunk
Specific characteristicsElasticsearch is a highly scalable open source full-text search and analytics engine....
» more
Competitive advantagesOpen source, real-time index, search and analysis, horizontally scalable, distributed,...
» more
Typical application scenarios
» more
Key customers
» more
Market metricsMore than 250 million cumulative downloads More than 100,000 community members in...
» more
Licensing and pricing modelsThe Elastic Stack (Elasticsearch, Kibana, Beats, and Logstash) is free and open source...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services
3rd partiesElastic Cloud: Try the official hosted Elasticsearch.
» more

Dremio: Analyze your data with standard SQL and any BI tool. Accelerate your queries up to 1,000x.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
ElasticsearchSolrSplunk
DB-Engines blog posts

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2 January 2018, Paul Andlinger, Matthias Gelbmann

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Recent citations in the news

Some Elasticsearch security features are now free for everyone
21 May 2019, ZDNet

Tencent Cloud Elasticsearch Service: A New Partnership in China and Beyond
22 May 2019, Yahoo Finance

Exposed Elasticsearch Database Compromises Data on ...
17 May 2019, Dark Reading

Sensitive Information of Millions of Panama Citizens Leaked
13 May 2019, BleepingComputer

Canada's Freedom Mobile Elasticsearch database exposed
8 May 2019, SC Magazine

provided by Google News

NU Graduate Workers, SOLR recognize International Workers' Day
1 May 2019, The Daily Northwestern

Community dialogue protested by SOLR & Black Lives Matter NU students
3 May 2019, The Daily Northwestern

Enterprise Search Software Market Booming with Eminent Players like Swiftype, Algolia, Elasticsearch, Apache Solr, SearchSpring, AddSearch, SLI Systems, Amazon CloudSearch, Coveo, FishEye, Inbenta
21 May 2019, Investor Strategy

Enterprise Search Software Market to Grow Tremendous CAGR of 2025 | Profiling Top Key Players like Swiftype, Algolia, Elasticsearch, Apache Solr, Amazon CloudSearch, Inbenta etc
16 May 2019, Market Research Ledger

Solr cycle comes around to eclipse CMS | The Daily Swig
15 April 2019, The Daily Swig

provided by Google News

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