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DBMS > OpenSearch vs. Splunk vs. StarRocks

System Properties Comparison OpenSearch vs. Splunk vs. StarRocks

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Editorial information provided by DB-Engines
NameOpenSearch  Xexclude from comparisonSplunk  Xexclude from comparisonStarRocks  Xexclude from comparison
DescriptionA distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache LuceneAnalytics Platform for Big DataAn open source, high-performance columnar analytical database that enables real-time, multi-dimensional, and highly concurrent data analytics infoForked from Apache Doris
Primary database modelSearch engine
Vector DBMS
Search engineRelational DBMS
Secondary database modelsVector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score17.38
Rank#32  Overall
#4  Search engines
#2  Vector DBMS
Score71.39
Rank#18  Overall
#2  Search engines
Score0.94
Rank#188  Overall
#86  Relational DBMS
Websitegithub.com/­opensearch-project
opensearch.org
www.splunk.comwww.starrocks.io
Technical documentationopensearch.org/­docs/­latestdocs.splunk.com/­Documentation/­Splunkdocs.starrocks.io/­en-us/­latest/­introduction/­StarRocks_intro
DeveloperThe OpenSearch Software FoundationSplunk Inc.The Linux Foundation infosince Feb 2023
Initial release202120032020
Current release2.19, February 20253.3, June 2024
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercial infoLimited free edition and free developer edition availableOpen Source infoApache Version 2.0
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.
STACKIT OpenSearch offers OpenSearch in a managed version in enterprise grade, 100% GDPR-compliant, for a wide range of applications like analytics, website search, offering scalability and fast data access.
Implementation languageJavaC++, Java
Server operating systemsAll OS with a Java VMLinux
OS X
Solaris
Windows
Linux
Data schemeschema-free infoFlexible type definitions. Once a type is defined, it is persistentyesyes
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.yesno
Secondary indexesyes infoAll search fields are automatically indexedyesyes
SQL infoSupport of SQLSQL-like query languageno infoSplunk Search Processing Language for search commandsyes
APIs and other access methodsJava API
RESTful HTTP/JSON API
HTTP RESTJDBC
MySQL protocol
Supported programming languagesGo
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
C#
Java
JavaScript
PHP
Python
Ruby
Java
Server-side scripts infoStored proceduresyesyesuser defined functions
Triggersyes infoby using the 'percolation' featureyesno
Partitioning methods infoMethods for storing different data on different nodesShardingShardinghorizontal partitioning (by range and hash)
Replication methods infoMethods for redundantly storing data on multiple nodesyesMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
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 ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searchingno
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.nono
User concepts infoAccess controlAccess rights for users and rolesRole based access control and fine grained access rights

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More resources
OpenSearchSplunkStarRocks
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