Installing and Upgrading a Search Engine
Warning
Solr is deprecated in Liferay 7.3 and is in maintenance mode in 7.4.
Elasticsearch
Getting Started with Elasticsearch Installing Elasticsearch Connecting to Elasticsearch Securing Elasticsearch Exercise: Run Liferay and Elasticsearch Using Docker Troubleshooting Elasticsearch Installation Using the Sidecar or Embedded Elasticsearch Upgrading Elasticsearch Elasticsearch Connector Configuration Reference Advanced Configuration of the Liferay Elasticsearch Connector