> I want to delete all documents with > empty title field. > If i run the query -title:[* TO *] I obtain the correct > list of documents but when I submit to solr the delete > command: > > curl http://localhost:8080/solr/web/update\?commit=true -H > 'Content-Type: text/xml' --data-binary \ > '<delete><query>-title:[* TO > *]</query></delete>' > > none of the documents were deleted. > > After a bit of debugging I have noted that the query was > internally rewritten by > org.apache.lucene.search.Searcher.createNormalizedWeight to > an empty query. > > It is a bug or there is another way to do this operation? > (or there is no way?)
Not sure but '<delete><query>+*:* -title:[* TO *]</query></delete>' may do the trick.
