ElasticSearch exists only as a technology preview, we welcome people to try it and help make it better. Latests version is only available in "dev-master" version of eZ Platform, and not available to any version of eZ Publish Platform 5.x.
Given it is experimental, it is currently not professionally supported
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How to use ElasticSearch Search engine
Step 1: Enabling Bundle
First, activate the Elasticsearch Search Engine Bundle (eZ\Bundle\EzPublishElasticsearchSearchEngineBundle\EzPublishElasticsearchSearchEngineBundle) in your
ezpublish/EzPublishKernel.php class file.
Step 2: Configuring Bundle
Then configure your search engine in ezpublish.yml
ez_search_engine_elasticsearch: default_connection: es_connection_name connections: es_connection_name: server: http://localhost:9200 index_name: ezpublish document_type_name: content: content location: location
For further information on the ElasticSearch integration in eZ Platform, find the default configuration and mappings for Content and Location type documents (Note: Content/Location modeling will most likely be simplified in the future, like in Solr search engine bundle).
Step 3: Configuring repository
The following is an example of configuring ElasticSearch Search Engine, where
connection name is same as in example above, and engine is set to be
ezpublish: repositories: main: storage: engine: legacy connection: default search: engine: elasticsearch connection: es_connection_name
Step 4: Run CLI indexing command
Last step is to execute initial indexation of data: