gistfile1.sh

curl -XPUT localhost:9200/test
curl -XPUT localhost:9200/test/tweet/_mapping -d '
{
 "tweet" : {
   "properties" : {
     "name" : {
       "type" : "string"
     },
     "comments" : {
       "properties" : {
         "text" : {
           "type" : "string"
         },
         "username" : {
           "type" : "string"
         }
       },
       "type" : "nested"
     }
   }
 }
}
'

curl -XPUT localhost:9200/test/tweet/1 -d '{
 "name" : "Jane",
 "comments" : [
     {"text" : "this is text", "username" : "Jane"},
     {"text" : "this is more text", "username" : "Jack"}
   ]
}'

curl localhost:9200/test/_search -d '
{
    "query": {
        "nested": {
            "path": "comments",
            "query": {
                "bool": {
                    "must": [
                        {
                            "text": {
                                "comments.text": "this"
                            }
                        }
                    ]
                }
            }
        }
    }
}
'