You count index the date as a text field(or use a new text field to store date as text) and then try it on this new field
Thanx Pravesh -- View this message in context: http://lucene.472066.n3.nabble.com/Hierarchical-faceting-with-Date-tp3394521p3395824.html Sent from the Solr - User mailing list archive at Nabble.com.