Elasticsearch之CURL命令的DSL查询

 

 

 

 

 

　　它是Domain Specific Language领域特定语言。

https://www.elastic.co/guide/en/elasticsearch/reference/current/index.html

 

 　　大家，自行先去看。

 

 

 

 

 

 

 

　　新添加一个文档

[hadoop@master elasticsearch-2.4.0]$ curl -XPUT http://master:9200/zhouls/user/4/_create -d '{"name": "lily" , "age" : 18}' 
{"_index":"zhouls","_type":"user","_id":"4","_version":1,"_shards":{"total":2,"successful":2,"failed":0},"created":true}[hadoop@master elasticsearch-2.4.0]$ 
[hadoop@master elasticsearch-2.4.0]$ 
[hadoop@master elasticsearch-2.4.0]$ 

 

 

 

　　得到

 

 

　　

 

 

 　　更多，大家可以去见官网，如下

https://www.elastic.co/guide/en/elasticsearch/reference/current/query-filter-context.html

 

 

 

 　　复杂的查询，我们通过这种匹配match不同的字段是很有作用的。

[hadoop@master elasticsearch-2.4.0]$ curl -XGET http://master:9200/zhouls/user/_search -d '{"query" : {"match" : {"name": "lily" }}}' 
{"took":26,"timed_out":false,"_shards":{"total":5,"successful":5,"failed":0},"hits":{"total":1,"max_score":1.0,"hits":[{"_index":"zhouls","_type":"user","_id":"4","_score":1.0,"_source":{"name": "lily" , "age" : 18}}]}}[hadoop@master elasticsearch-2.4.0]$ 
[hadoop@master elasticsearch-2.4.0]$ 
[hadoop@master elasticsearch-2.4.0]$ curl -XGET http://master:9200/zhouls/user/_search -d '{"query" : {"match" : {"name": "john" }}}' 
{"took":11,"timed_out":false,"_shards":{"total":5,"successful":5,"failed":0},"hits":{"total":4,"max_score":1.0,"hits":[{"_index":"zhouls","_type":"user","_id":"2","_score":1.0,"_source":{"name" : "john"  , "age" : 28}},{"_index":"zhouls","_type":"user","_id":"1","_score":1.0,"_source":{"name" : "john"  , "age" : 28}},{"_index":"zhouls","_type":"user","_id":"AVz5Q9u7U8bDb6QDgbDS","_score":1.0,"_source":{"name" : "john"}},{"_index":"zhouls","_type":"user","_id":"3","_score":0.30685282,"_source":{"name" : "john"  , "age" : 28}}]}}[hadoop@master elasticsearch-2.4.0]$ 
[hadoop@master elasticsearch-2.4.0]$ 
[hadoop@master elasticsearch-2.4.0]$