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.]$ curl -XPUT http://master:9200/zhouls/user/4/_create -d '{"name": "lily" , "age" : 18}'
{"_index":"zhouls","_type":"user","_id":"","_version":,"_shards":{"total":,"successful":,"failed":},"created":true}[hadoop@master elasticsearch-2.4.]$
[hadoop@master elasticsearch-2.4.]$
[hadoop@master elasticsearch-2.4.]$ 

　　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.]$ curl -XGET http://master:9200/zhouls/user/_search -d '{"query" : {"match" : {"name": "lily" }}}'
{"took":,"timed_out":false,"_shards":{"total":,"successful":,"failed":},"hits":{"total":,"max_score":1.0,"hits":[{"_index":"zhouls","_type":"user","_id":"","_score":1.0,"_source":{"name": "lily" , "age" : }}]}}[hadoop@master elasticsearch-2.4.]$
[hadoop@master elasticsearch-2.4.]$
[hadoop@master elasticsearch-2.4.]$ curl -XGET http://master:9200/zhouls/user/_search -d '{"query" : {"match" : {"name": "john" }}}'
{"took":,"timed_out":false,"_shards":{"total":,"successful":,"failed":},"hits":{"total":,"max_score":1.0,"hits":[{"_index":"zhouls","_type":"user","_id":"","_score":1.0,"_source":{"name" : "john"  , "age" : }},{"_index":"zhouls","_type":"user","_id":"","_score":1.0,"_source":{"name" : "john"  , "age" : }},{"_index":"zhouls","_type":"user","_id":"AVz5Q9u7U8bDb6QDgbDS","_score":1.0,"_source":{"name" : "john"}},{"_index":"zhouls","_type":"user","_id":"","_score":0.30685282,"_source":{"name" : "john"  , "age" : }}]}}[hadoop@master elasticsearch-2.4.]$
[hadoop@master elasticsearch-2.4.]$
[hadoop@master elasticsearch-2.4.]$