控制结果中某些字段返回或者不不返回

1、不显示_source

GET /_search

{

    "_source": false,

    "query" : {

        "term" : { "user" : "kimchy" }

    }

}

2/ 显示正则匹配的字段

GET /_search

{

    "_source": [ "obj1.*", "obj2.*" ],

    "query" : {

        "term" : { "user" : "kimchy" }

    }

}

3/显示和不显示的include 和exclude

GET /_search

{

    "_source": {

        "includes": [ "obj1.*", "obj2.*" ],

        "excludes": [ "*.description" ]

    },

    "query" : {

        "term" : { "user" : "kimchy" }

    }

}