Apache Solr is an open source search platform written on Java. Solr provides full-text search, spell suggestions, custom document ordering and ranking, Snippet generation and highlighting. This tutorial will help you to install Apache Solr 7.5 on Ubuntu 18.10, 18.04, 17.10, 16.04, 14.04 systems. Install Apache Solr on CentOS, RedHat Step 1 – Verify...