Hello Jack, We found that the problem is related to the *lucene* query parser in 3.6
select?q=author:David\ Duke&defType=lucene Would render the same results as: select?q=author:(David OR Duke)&defType=lucene But select?q=author:David\ Duke&defType=edismax Would render the same results as: select?q=author:"David Duke"&defType=lucene Thanks A lot Jack -- View this message in context: http://lucene.472066.n3.nabble.com/StandardTokenizerFactory-is-behaving-differently-in-Solr-3-6-tp3998623p3998899.html Sent from the Solr - User mailing list archive at Nabble.com.