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DBMS > Elasticsearch vs. OpenSearch

System Properties Comparison Elasticsearch vs. OpenSearch

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Our visitors often compare Elasticsearch and OpenSearch with Amazon CloudSearch, PostgreSQL and Amazon DynamoDB.

Editorial information provided by DB-Engines
NameElasticsearch  Xexclude from comparisonOpenSearch  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 distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache Lucene
Primary database modelSearch engineSearch engine
Secondary database modelsDocument store
Spatial DBMS
Vector DBMS
Vector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score138.98
Rank#7  Overall
#1  Search engines
Score12.61
Rank#46  Overall
#4  Search engines
Websitewww.elastic.co/­elasticsearchgithub.com/­opensearch-project
opensearch.org
Technical documentationwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmlopensearch.org/­docs/­latest
DeveloperElasticAmazon Web Services
Initial release20102021
Current release8.6, January 20232.5.0, January 2023
License infoCommercial or Open SourceOpen Source infoElastic LicenseOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Aiven for OpenSearch: Fully managed open source search and analytics suite including search engine, NoSQL document database, and visualization interface.
Implementation languageJavaJava
Server operating systemsAll OS with a Java VMAll OS with a Java VM
Data schemeschema-free infoFlexible type definitions. Once a type is defined, it is persistentschema-free infoFlexible type definitions. Once a type is defined, it is persistent
Typing infopredefined data types such as float or dateyesyes
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.no
Secondary indexesyes infoAll search fields are automatically indexedyes infoAll search fields are automatically indexed
SQL infoSupport of SQLSQL-like query languageSQL-like query language
APIs and other access methodsJava API
RESTful HTTP/JSON API
Java API
RESTful HTTP/JSON API
Supported programming languages.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
Server-side scripts infoStored proceduresyesyes
Triggersyes infoby using the 'percolation' featureyes infoby using the 'percolation' feature
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsES-Hadoop Connector
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 infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, all
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.Memcached and Redis integration
More information provided by the system vendor
ElasticsearchOpenSearch
Specific characteristicsOpenSearch is a highly scalable and extensible open-source software suite for search,...
» more
Competitive advantagesDistributed as fully open source under Apache License, Version 2.0 (ALv2), OpenSearch...
» more
Typical application scenariosOpenSearch is used across a broad range of search, analytics, and observability applications....
» more
Licensing and pricing modelsThe OpenSearch Project offers open source software licensed under Apache License...
» 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 partiesAiven for OpenSearch comes with OpenSearch Dashboards included, giving a fully-featured user interface and visualization platform for your data.
» more

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

More resources
ElasticsearchOpenSearch
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Recent citations in the news

Revolutionizing enterprise search: How Elasticsearch and Cisco ...
31 August 2023, SiliconANGLE News

Elastic Announces AI Assistant for Observability and General ...
19 September 2023, Manchestertimes

Senior Data Engineer
20 September 2023, IT-Online

Subscription customer growth sees Elastic shares surge in late trading
1 September 2023, SiliconANGLE News

Does your enterprise need a vector database for LLM search?
11 September 2023, TechTalks

provided by Google News

Somehow OpenSearch has succeeded
8 May 2023, InfoWorld

37signals claims cloud repatriation saved it $1m
20 September 2023, DatacenterDynamics

Vector Engine for Amazon Opensearch Serverless Now in Preview
22 August 2023, InfoQ.com

AWS Announces Amazon OpenSearch Ingestion for Streamlined ...
2 May 2023, InfoQ.com

AWS OpenSearch Serverless Now Generally Available
2 February 2023, InfoQ.com

provided by Google News

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