mapping

curl -XPUT 'http://localhost:9200/testing' -d '{                                                                           
    "mappings" : {
        "testa" : {
            "_source" : {
                "enabled" : true
            },
            "properties" : {
                "field1" : {"type" : "string", "store" : "yes"},
                "field2" : {"type" : "string", "store" : "yes"}
            }
        }
    }
}'

results

{
  "took" : 62,
  "timed_out" : false,
  "_shards" : {
    "total" : 5,
    "successful" : 5,
    "failed" : 0
  },
  "hits" : {
    "total" : 2,
    "max_score" : 0.30685282,
    "hits" : [ {
      "_index" : "testing",
      "_type" : "testa",
      "_id" : "1",
      "_score" : 0.30685282,
      "fields" : {
        "field1" : "testa_field1",
        "field2" : "testa_field2"
      }
    }, {
      "_index" : "testing",
      "_type" : "testb",
      "_id" : "2",
      "_score" : 0.30685282
    } ]
  }
}

test docs

curl -XPUT 'http://localhost:9200/testing/testa/1' -d '{"field1":"testa_field1","field2":"testa_field2","field3":"findme"}'

curl -XPUT 'http://localhost:9200/testing/testb/2' -d '{"field1":"testb_field1","field2":"testb_field2","field3":"findme"}'

test query

curl -XGET 'http://localhost:9200/testing/_search?q=field3:findme&fields=field1,field2&pretty=true'