Difference between solr and lucene

Question

I know that Lucene and Solr are 2 differents Apache projects that are made to work together, but I don\'t understand what is the aim of each project.

For what I unde

Answer 1

SOLR is a wrapper over Lucene index.

It is simple to understand: SOLR is car and Lucene is its engine. You just need to know how to drive car (SOLR) and also need to know few things of engine (Lucene) in case if there will be any issue in your car engine.

Have a safe drive :)