一尘不染

Elasticsearch中的嵌套查询

elasticsearch

我在获取与Elasticsearch一起使用的嵌套查询时遇到问题(如果我删除了查询字符串之一,则可以使用)。我要解决的问题是我有一个包含关闭列表的文档(关闭)。我想在条件满足另一个值的闭包列表中搜索一个值。那只是从argan
= 1的闭包中获得价值

{"query":{
  "bool":{
     "must":[
        {
           "nested":{
              "query":{
                 "query_string":{
                    "default_field": "closures.rating",
                    "query": "5"
                 },"query_string": {
                    "default_field": "closure.argang",
                    "query": "1"
                 } 
              },
              "path":"closures"
           }
       }
     ]
  }
}}

我正在得到这个错误响应;

     {
      "error": "SearchPhaseExecutionException[Failed to execute phase [query], all shards       failed; shardFailures {[O3wmPzFbTY6VkgvJOchpBQ][bransch_test][2]: SearchParseException[[bransch_test][2]: from[-1],size[-1]: Parse Failure [Failed to parse source [{\n   \"query\":{\n      \"bool\":{\n         \"must\":[\n            {\n               \"nested\":{\n                  \"query\":{\n                     \"query_string\":{\n                        \"default_field\": \"closures.rating\",\n                        \"query\": \"5\"\n                     },\"query_string\": {\n                        \"default_field\": \"closure.argang\",\n                        \"query\": \"1\"\n                     } \n                  },\n                  \"path\":\"closures\"\n               }\n           }\n         ]\n      }\n   }\n}]]]; nested: QueryParsingException[[bransch_test] [_na] query malformed, no field after start_object]; }{[O3wmPzFbTY6VkgvJOchpBQ][bransch_test][3]: SearchParseException[[bransch_test][3]: from[-1],size[-1]: Parse Failure [Failed to parse source [{\n   \"query\":{\n      \"bool\":{\n         \"must\":[\n            {\n               \"nested\":{\n                  \"query\":{\n                     \"query_string\":{\n                        \"default_field\": \"closures.rating\",\n                        \"query\": \"5\"\n                     },\"query_string\": {\n                        \"default_field\": \"closure.argang\",\n                        \"query\": \"1\"\n                     } \n                  },\n                  \"path\":\"closures\"\n               }\n           }\n         ]\n      }\n   }\n}]]]; nested: QueryParsingException[[bransch_test] [_na] query malformed, no field after start_object]; }{[O3wmPzFbTY6VkgvJOchpBQ][bransch_test][4]: SearchParseException[[bransch_test][4]: from[-1],size[-1]: Parse Failure [Failed to parse source [{\n   \"query\":{\n      \"bool\":{\n         \"must\":[\n            {\n               \"nested\":{\n                  \"query\":{\n                     \"query_string\":{\n                        \"default_field\": \"closures.rating\",\n                        \"query\": \"5\"\n                     },\"query_string\": {\n                        \"default_field\": \"closure.argang\",\n                        \"query\": \"1\"\n                     } \n                  },\n                  \"path\":\"closures\"\n               }\n           }\n         ]\n      }\n   }\n}]]]; nested: QueryParsingException[[bransch_test] [_na] query malformed, no field after start_object]; }{[O3wmPzFbTY6VkgvJOchpBQ][bransch_test][0]: SearchParseException[[bransch_test][0]: from[-1],size[-1]: Parse Failure [Failed to parse source [{\n   \"query\":{\n      \"bool\":{\n         \"must\":[\n            {\n               \"nested\":{\n                  \"query\":{\n                     \"query_string\":{\n                        \"default_field\": \"closures.rating\",\n                        \"query\": \"5\"\n                     },\"query_string\": {\n                        \"default_field\": \"closure.argang\",\n                        \"query\": \"1\"\n                     } \n                  },\n                  \"path\":\"closures\"\n               }\n           }\n         ]\n      }\n   }\n}]]]; nested: QueryParsingException[[bransch_test] [_na] query malformed, no field after start_object]; }{[O3wmPzFbTY6VkgvJOchpBQ][bransch_test][1]: SearchParseException[[bransch_test][1]: from[-1],size[-1]: Parse Failure [Failed to parse source [{\n   \"query\":{\n      \"bool\":{\n         \"must\":[\n            {\n               \"nested\":{\n                  \"query\":{\n                     \"query_string\":{\n                        \"default_field\": \"closures.rating\",\n                        \"query\": \"5\"\n                     },\"query_string\": {\n                        \"default_field\": \"closure.argang\",\n                        \"query\": \"1\"\n                     } \n                  },\n                  \"path\":\"closures\"\n               }\n           }\n         ]\n      }\n   }\n}]]]; nested: QueryParsingException[[bransch_test] [_na] query malformed, no field after start_object]; }]",
      "status": 400
     }

我的映射如下所示。

{
"closure": {
  "properties": {
     "name": {
        "type": "string"
     },
     "closures": {
        "type": "nested",
        "properties": {
           "argang": {
              "type": "string"
           },
           "rating": {
              "type": "string"
           }
        }
     },
     "coadr": {
        "type": "string"
     },
     "telnr": {
        "type": "string"
     }
  }
}
}

有人知道我在做什么错吗?


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2020-06-22

共1个答案

一尘不染

您的查询不是有效的查询。您需要使用适当的复合查询将其他查询组合在一起,而不能仅使用逗号并添加仅支持一个查询的另一个查询。

例如,您可以使用布尔查询并具有两个must子句,几乎是您的两个query_string。或者,也许您甚至可以切换到使用过滤器,并进行过滤查询。我将看一下本文中的示例:http :
//www.spacevatican.org/2012/6/3/fun-with-elasticsearch-s-children-and-nested-
documents/。

2020-06-22