es完全匹配和包含查询。

		//根据用户id完全匹配
		//按照用户输入的字符串以空格分隔开来得到数组arr，并且es中必须包含arr[0,length]
		public static ISearchResponse<spindex_content_es_model> get_list_search_by_key(string uid, string key, int size = 100)
        {
            var query = new SearchDescriptor<spindex_content_es_model>();

            query.Query(q => get_sp_index_content_es_query_container(q, uid, key)).From(0).Take(size).Sort(st => st.Descending("createtime"));

            return ElasticsearchClient.get_client_spindex().Search<spindex_content_es_model>(x => query);
        }


		//构造查询器
        private static QueryContainer get_sp_index_content_es_query_container(QueryContainerDescriptor<spindex_content_es_model> q, string uid, string key)
        {
            var qc = new QueryContainer();

            qc &= q.Term(s => s.Field("uid.keyword").Value(uid));

            if (!string.IsNullOrEmpty(key))
            {
                string[] arr = key.Split(' ');

                foreach (var x in arr)
                {
                    if (string.IsNullOrEmpty(x)) continue;

                    qc &= q.MatchPhrase(s => s.Field(f => f.content).Query(x));
                }
            }

            return qc;
        }