Ugh! I totally missed the highlight. Thanks for clarifying.
On 11/13/15, 1:07 PM, "Anshum Gupta" <ans...@anshumgupta.net> wrote: >Hi Devansh, > >Yes you'd need to reindex your data in order to use DocValues. It's >highlighted here @ the official ref guide : > >https://cwiki.apache.org/confluence/display/solr/DocValues > >On Fri, Nov 13, 2015 at 10:00 AM, Dhutia, Devansh <ddhu...@gannett.com> >wrote: > >> We have an existing collection with a field called lastpublishdate of type >> tdate. It already has a lot of data indexed, and we want to add docValues >> to improve our sorting performance on the field. >> >> The old field definition was: >> >> <field name="lastpublishdate" type="tdate" indexed="true" stored=“true"/> >> >> We we recently changed it to >> >> <field name="lastpublishdate" type="tdate" indexed="true" stored="true" >> docValues="true"/> >> >> Is that considered a breaking change? Upon deploying the schema & >> reloading the collection, sorting on the field fails the following error: >> >> unexpected docvalues type NONE for field 'lastpublishdate' >> (expected=NUMERIC). Use UninvertingReader or index with docvalues. >> >> Do we really need to wipe & rebuild the entire index to add docValues to >> an existing dataset? >> >> Thanks >> > > > >-- >Anshum Gupta
