text: SET datestyle TO 'iso, mdy';
  CREATE TABLE multifield AS SELECT * FROM so_users ORDER BY id LIMIT 10;
  ALTER TABLE multifield ADD PRIMARY KEY (id);
  SELECT zdb_define_mapping('multifield', 'display_name', '{
      "type": "string", "analyzer": "phrase",
      "fields": {
          "raw":   { "type": "string", "index": "not_analyzed" }
      }
  }');
  CREATE INDEX idxmultifield ON multifield USING zombodb (zdb('multifield', ctid), zdb(multifield)) WITH (url='http://localhost:9200/');
  
  SELECT display_name FROM multifield WHERE zdb('multifield', ctid) ==> 'display_name:robert';
  
  SELECT display_name FROM multifield WHERE zdb('multifield', ctid) ==> 'display_name.raw:robert';
  SELECT display_name FROM multifield WHERE zdb('multifield', ctid) ==> 'display_name.raw:"Robert Cartaino"';
  
  DROP TABLE multifield;