search for: new_category_filter

...bit_vector end end And you would use it like this: mf = MultiFilter.new mf[:category] = category_filter mf[:country] = country_filter # run the query with the filter index.search(query, :filter => mf) # filters can be changed and deleted mf[:category] = new_category_filter mf.delete(:country) index.search(query, :filter => mf) The other major addition is a MappingFilter (< TokenFilter). This can be used to transform your code from UTF-8 to ascii for example. I posted an example of how to do this earlier today. However, using the mapping filter you can...