ExternalFileField can only be used for boosting. It is not a "first-class" field.
On Thu, Oct 28, 2010 at 11:07 AM, Chris Hostetter <hossman_luc...@fucit.org> wrote: > > : Another approach would be to use ExternalFileField and keep the price data, > : normalized to USD, outside of the index. Every time the currency rates > : changed, we would calculate new normalized prices for every document in the > : index. > > ...that is the approach i would normally suggest. > > : Still another approach would be to do the currency conversion at IndexReader > : warmup time. We would index native price and currency code and create a > : normalized currency field on the fly. This would be somewhat like > : ExternalFileField in that it involved data from outside the index, but it > : wouldn't need to be scoped to the parent SolrIndexReader, but could be > : per-segment. Perhaps a custom poly-field could accomplish something like > : this? > > ...that would essentially be what ExternalFileFiled should start doing, it > just hasn't had anyone bite the bullet to implement it yet -- if you wnat > to tackle that, then i would suggest/request/encourage you to look at > doing it as a patch to ExternalFileField that could be contributed back > and reused by all. > > With all of that said: there has also been a recent contribution of a > "MoneyFieldType" for dealing precisesly with multicurrency > sorting/filtering issues that you should definitley take a look at... > > https://issues.apache.org/jira/browse/SOLR-2202 > > -Hoss > -- Lance Norskog goks...@gmail.com
