anchor.diff:  
   -export([
       new/4,
  -    index/1, id/1, 
  +    index/1, id/1,
       idx_doc_bucket/1,
       fields/1, fields/2,
       regular_fields/1, regular_fields/2,
       inline_fields/1, inline_fields/2,
  -    props/1, add_prop/3, set_props/2, clear_props/1, 
  +    props/1, add_prop/3, set_props/2, clear_props/1,
       postings/1,
       to_mochijson2/3,
       analyze/1,
  
positive.code:     RegularFields = ?MODULE:regular_fields(IdxDoc),
      Inlines = ?MODULE:inline_fields(IdxDoc),
      {ok, Schema} = riak_search_config:get_schema(DocIndex),
      
      %% For each Field = {FieldName, FieldValue, _}, split the FieldValue
      %% into terms and build a list of positions for those terms.
      F1 = fun({FieldName, FieldValue}, Acc2) ->
  
negative.code:          end,
      Keys = riak_search_utils:ets_keys(Table),
      Positions = [F2(X) || X <- Keys],
  
      %% Delete the table and return.
      ets:delete(Table),
      Positions.
  