品类页/模糊搜索页增加推荐词的功能 增加一个productAttrField字段去聚合

@@ -855,10 +855,7 @@
       "productAttrField": {
         "type": "string",
         "analyzer": "comma_spliter",
-        "search_analyzer": "ik_complex",
-        "fielddata": {
-          "format": "doc_values"
-        }
+        "search_analyzer": "ik_complex"
       },
       "isGlobal": {
         "type": "string",