Read this blog on Magento 2 Solr facet for more information.
Solr Facet
If you are not familiar with Solr, it is one of the most popular search platforms available for your eCommerce needs. Solr is an open-source, blazing-fast, enterprise-level solution that incorporates Apache Lucene. It is famous for such features as:
- dynamic clustering
- support for hit highlighting
- integration with database
- rich document handling capabilities
- faceted and geospatial search options
Magento 2 Enterprise Edition provides support for Solr – a robust catalog search engine option.
How to Create a Search for Magento 2 Solr Facet
On Magento 2, all that you need to do is install the ExpertRec site search extension from the marketplace. This will automatically replace your default search and add a search that has facets inbuilt. You can do further customization in the Expertrec Dashboard that comes along with the plugin.