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elasticSearch查询DSL-匹配所有查询

发布时间：2021-09-06 18:50:16编辑：雪饮阅读（）

 这是最基本的查询; 它返回所有内容。ElasticSearch查询DSL的匹配所有查询请求如：

http://localhost:9200/schools*/_search post
请求正文：
{
   "query":{
      "match_all":{}
   }
}
响应正文：
{
    "took": 390,
    "timed_out": false,
    "_shards": {
        "total": 1,
        "successful": 1,
        "skipped": 0,
        "failed": 0
    },
    "hits": {
        "total": {
            "value": 3,
            "relation": "eq"
        },
        "max_score": 1.0,
        "hits": [
            {
                "_index": "schools",
                "_type": "school",
                "_id": "1",
                "_score": 1.0,
                "_source": {
                    "name": "Central School",
                    "description": "CBSE Affiliation",
                    "street": "Nagan",
                    "city": "paprola",
                    "state": "HP",
                    "zip": "176115",
                    "location": [
                        31.8955385,
                        76.8380405
                    ],
                    "fees": 2000,
                    "tags": [
                        "Senior Secondary",
                        "beautiful campus"
                    ],
                    "rating": "3.5"
                }
            },
            {
                "_index": "schools",
                "_type": "school",
                "_id": "2",
                "_score": 1.0,
                "_source": {
                    "name": "Saint Paul School",
                    "description": "ICSE Afiliation",
                    "street": "Dawarka",
                    "city": "Delhi",
                    "state": "Delhi",
                    "zip": "110075",
                    "location": [
                        28.5733056,
                        77.0122136
                    ],
                    "fees": 5000,
                    "tags": [
                        "Good Faculty",
                        "Great Sports"
                    ],
                    "rating": "4.5"
                }
            },
            {
                "_index": "schools",
                "_type": "school",
                "_id": "3",
                "_score": 1.0,
                "_source": {
                    "name": "Crescent School",
                    "description": "State Board Affiliation",
                    "street": "Tonk Road",
                    "city": "Jaipur",
                    "state": "RJ",
                    "zip": "176114",
                    "location": [
                        26.8535922,
                        75.7923988
                    ],
                    "fees": 2500,
                    "tags": [
                        "Well equipped labs"
                    ],
                    "rating": "4.5"
                }
            }
        ]
    }
}