With Solr trunk, "admin > info" shows the following Solr Specification & Implementation Version:
Solr Specification Version: *1.3.0*.2009.06.20.10.07.10 Solr Implementation Version: *1.4-dev* 782215M - koji - 2009-06-20 10:07:10 Solr has 1.4-dev impl version but 1.3.0 spec version. But Lucene has 2.9-dev version for both spec and impl: Lucene Specification Version: 2.9-dev Lucene Implementation Version: 2.9-dev 779312 - 2009-05-27 17:19:55 Why is Solr's specification version bit old? Thank you, Koji
