六种搜索方式
1.query string search
GET /ecommerce/product/_search{"took": 8,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2, //查询到文档总数"max_score": 1, //score 就是document对于一个search 相关度的匹配分数"hits": [{"_index": "ecommerce","_type": "product","_id": "2","_score": 1,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]}},{"_index": "ecommerce","_type": "product","_id": "3","_score": 1,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]}}]}
}GET /ecommerce/product/_search?q=name:yagao&sort=price:desc {"took": 48,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2,"max_score": null,"hits": [{"_index": "ecommerce","_type": "product","_id": "3","_score": null,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]},"sort": [40]},{"_index": "ecommerce","_type": "product","_id": "2","_score": null,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]},"sort": [25]}]}
}2.query DSL
DSL ：domain specified language
GET /ecommerce/product/_search
{"query":{"match_all":{}}
}
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{"took": 3,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2,"max_score": 1,"hits": [{"_index": "ecommerce","_type": "product","_id": "2","_score": 1,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]}},{"_index": "ecommerce","_type": "product","_id": "3","_score": 1,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]}}]}
}==================================================================GET /ecommerce/product/_search
{"query": {"match": {"name": "yagao"}},"sort": [{"price": "desc"}]
}
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{"took": 6,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2,"max_score": null,"hits": [{"_index": "ecommerce","_type": "product","_id": "3","_score": null,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]},"sort": [40]},{"_index": "ecommerce","_type": "product","_id": "2","_score": null,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]},"sort": [25]}]}
}==================================================================
分页查询
GET /ecommerce/product/_search
{"query": {"match_all": {}},"from": 0,"size": 1
}
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{"took": 1,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2,"max_score": 1,"hits": [{"_index": "ecommerce","_type": "product","_id": "2","_score": 1,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]}}]}
}==================================================================GET /ecommerce/product/_search
{"query": {"match_all": {}},"_source": ["name","price"]
}
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{"took": 7,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2,"max_score": 1,"hits": [{"_index": "ecommerce","_type": "product","_id": "2","_score": 1,"_source": {"price": 25,"name": "jiajieshi yagao"}},{"_index": "ecommerce","_type": "product","_id": "3","_score": 1,"_source": {"price": 40,"name": "zhonghua yagao"}}]}
}3.query filter
GET /ecommerce/product/_search
{"query": {"bool": {"must": {"match": {"name": "yagao"}},"filter": {"range": {"price": {"gt": 25}}}}}
}
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{"took": 19,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 1,"max_score": 0.25811607,"hits": [{"_index": "ecommerce","_type": "product","_id": "3","_score": 0.25811607,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]}}]}
}4.full-text search（全文检索）
GET /ecommerce/product/_search
{"query" : {"match" : {"producer" : "yagao producer"}}
}----------------------------------------------------------------------------------------{"took": 55,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 4,"max_score": 0.62191015,"hits": [{"_index": "ecommerce","_type": "product","_id": "2","_score": 0.62191015,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]}},{"_index": "ecommerce","_type": "product","_id": "4","_score": 0.62191015,"_source": {"name": "heiren","desc": "xiren yagao","price": 50,"producer": "jiajieshi yagao","tags": ["heiren"]}},{"_index": "ecommerce","_type": "product","_id": "1","_score": 0.25811607,"_source": {"name": "heiren","desc": "xiren yagao","price": 50,"producer": "jiajieshi yagao","tags": ["heiren"]}},{"_index": "ecommerce","_type": "product","_id": "3","_score": 0.25811607,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]}}]}
}5. phrase search短语检索
GET /ecommerce/product/_search
{"query" : {"match_phrase" : {"producer" : "producer"}}
}/**
* 和全文检索相反，全文检索会将输入的搜索串拆解开来，去倒排索引里面去一一匹配，只要能匹配上任意一个拆*解后的单词就作为结果返回
*phrase_search,要求输入的搜索串，必须在指定的字段文本中 完全包含一模一样的才能作为结果返回
*/{"took": 8,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2,"max_score": 0.62191015,"hits": [{"_index": "ecommerce","_type": "product","_id": "2","_score": 0.62191015,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]}},{"_index": "ecommerce","_type": "product","_id": "3","_score": 0.25811607,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]}}]}
}6.高亮搜索
GET /ecommerce/product/_search
{"query": {"match": {"producer": "producer"}},"highlight": {"fields": {"producer": {}}}
}----------------------------------------------------------------------
{"took": 56,"timed_out": false,"_shards": {"total": 5,"successful": 5,"failed": 0},"hits": {"total": 2,"max_score": 0.62191015,"hits": [{"_index": "ecommerce","_type": "product","_id": "2","_score": 0.62191015,"_source": {"name": "jiajieshi yagao","desc": "youxiao fangzhu","price": 25,"producer": "jiajieshi producer","tags": ["fangzhu"]},"highlight": {"producer": ["jiajieshi <em>producer</em>"]}},{"_index": "ecommerce","_type": "product","_id": "3","_score": 0.25811607,"_source": {"name": "zhonghua yagao","desc": "caoben zhiwu","price": 40,"producer": "zhonghua producer","tags": ["qingxin"]},"highlight": {"producer": ["zhonghua <em>producer</em>"]}}]}
}