The search architecture
Search is an inescapable feature in every portal application. Liferay Portal also provides search functionality out of the box. Liferay Portal includes the search framework which can be integrated with external search engines. In this section, we will look at various search integration options available with Liferay Portal.
Apache Lucene
Liferay Portal, by default, uses the embedded Apache Lucene search engine. Apache Lucene is the leading open source search engine available in the market. By default, Liferay Portal's search API connects with the local embedded Lucene search engine. It stores search indexes on the local filesystem. When we use Lucene in a clustered environment, we need to make sure the indexes are replicated ...
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