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DBMS > Elasticsearch vs. Weaviate

System Properties Comparison Elasticsearch vs. Weaviate

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Our visitors often compare Elasticsearch and Weaviate with Milvus, Qdrant and PostgreSQL.

Editorial information provided by DB-Engines
NameElasticsearch  Xexclude from comparisonWeaviate  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 cloud-native, realtime vector search engine integrating scalable machine learning models
Primary database modelSearch engineSearch engine
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score144.93
Rank#8  Overall
#1  Search engines
Score0.40
Rank#281  Overall
#19  Search engines
Websitewww.elastic.co/­elasticsearchgithub.com/­semi-technologies/­weaviate
weaviate.io
Technical documentationwww.elastic.co/­guide/­en/­elasticsearch/­reference/­current/­index.htmlweaviate.io/­developers/­weaviate/­current
DeveloperElasticSeMI Technologies B.V.
Initial release20102017
Current release7.8.0, June 20201.0.3, January 2021
License infoCommercial or Open SourceOpen Source infoElastic LicenseOpen Source infocommercial license available with Weaviate Enterprise
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.
Implementation languageJavaGo
Server operating systemsAll OS with a Java VM
Data schemeschema-free infoFlexible type definitions. Once a type is defined, it is persistentyes, maps to GraphQL interface
Typing infopredefined data types such as float or dateyesyes infostring, int, float, geo point, date, cross reference, fuzzy references
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.nono
Secondary indexesyes infoAll search fields are automatically indexedyes infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLSQL-like query languageGraphQL is used as query language
APIs and other access methodsJava API
RESTful HTTP/JSON API
GraphQL query language
RESTful HTTP/JSON API
Supported programming languages.Net
Groovy
Community Contributed Clients
Java
JavaScript
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresyesno
Triggersyes infoby using the 'percolation' featureno
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 Connectorno
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
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 integrationno
User concepts infoAccess controlOpenID Connect Discovery
More information provided by the system vendor
ElasticsearchWeaviate
Typical application scenariosAs a stand-alone vector search engine, or use one of the many modules (transformers,...
» more
Key customersA ll companies that have data. ​
» more
Licensing and pricing modelsWeaviate is open-source, and free to use. We also offer Fully managed Weaviate on...
» more

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More resources
ElasticsearchWeaviate
DB-Engines blog posts

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Weaviate, an ANN Database with CRUD support
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Recent citations in the news

Elastic Reports Second Quarter Fiscal 2023 Financial Results
30 November 2022, Business Wire

Searching for search: UK Gov wants to dump GOV.UK Elasticsearch
17 November 2022, The Stack

Elastic Named a Major Player in the 2022 IDC MarketScape Worldwide SIEM
6 December 2022, Business Wire

Will Elastic N.V. (ESTC) be Able to Sustain Recession?
29 November 2022, Yahoo Finance

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Amsterdam-based startup SeMI Technologies raises €14.1M for its open-source vector search engine Weaviate
23 February 2022, Silicon Canals

The History of the Weaviate Vector Search Engine
9 May 2020, hackernoon.com

SeMI Technologies’ search engine opens up new ways to query your data
22 February 2022, TechCrunch

Getting Started with the Weaviate Vector Search Engine
18 May 2020, hackernoon.com

Weaviate Is A Search Engine For Vector Embeddings
11 May 2020, hackernoon.com

provided by Google News

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