Tune analyzing process

test

$ cat test_index.json
{
        "settings": {
                "number_of_shards": 1,
                "analysis": {
                        "analyzer": {
                                "titleAnalyzer": {
                                        "tokenizer": "titleTokenizer",
                                        "filter": ["lowercase"]
                                }
                        },
                        "tokenizer": {
                                "titleTokenizer": {
                                        "type": "nGram",
                                        "min_gram": 2,
                                        "max_gram": 10,
                                        "token_chars": [ "letter", "digit", "symbol" ]
                                }
                        }
                }
        },
        "mappings": {
                "movie": {
                        "properties": {
                                "title": {
                                        "type": "string",
                                        "analyzer": "titleAnalyzer"
                                }
                        }
                }
        }
}

$ http PUT localhost:9200/movies @test_index.json
HTTP/1.1 200 OK
Content-Length: 606
Content-Type: application/json; charset=UTF-8

{
    "movies": {
        "settings": {
            "index.analysis.analyzer.titleAnalyzer.filter.0": "lowercase", 
            "index.analysis.analyzer.titleAnalyzer.tokenizer": "titleTokenizer", 
            "index.analysis.tokenizer.titleTokenizer.max_gram": "10", 
            "index.analysis.tokenizer.titleTokenizer.min_gram": "2", 
            "index.analysis.tokenizer.titleTokenizer.token_chars.0": "letter", 
            "index.analysis.tokenizer.titleTokenizer.token_chars.1": "digit", 
            "index.analysis.tokenizer.titleTokenizer.token_chars.2": "symbol", 
            "index.analysis.tokenizer.titleTokenizer.type": "nGram", 
            "index.number_of_replicas": "1", 
            "index.number_of_shards": "1", 
            "index.version.created": "200699"
        }
    }
}

$ http localhost:9200/movies/_mapping
HTTP/1.1 200 OK
Content-Length: 90
Content-Type: application/json; charset=UTF-8

{
    "movies": {
        "movie": {
            "properties": {
                "title": {
                    "analyzer": "titleAnalyzer", 
                    "type": "string"
                }
            }
        }
    }
}

$ cat doc1.json
{
        "title": "3:10 to Yuma",
        "length": 90
}

$ cat doc2.json
{
        "title": "Carnival Story",
        "length": 100
}

$ http POST localhost:9200/movies/movie/1 @doc1.json
HTTP/1.1 201 Created
Content-Length: 68
Content-Type: application/json; charset=UTF-8

{
    "_id": "1", 
    "_index": "movies", 
    "_type": "movie", 
    "_version": 1, 
    "ok": true
}

$ http POST localhost:9200/movies/movie/2 @doc2.json
HTTP/1.1 201 Created
Content-Length: 68
Content-Type: application/json; charset=UTF-8

{
    "_id": "2", 
    "_index": "movies", 
    "_type": "movie", 
    "_version": 1, 
    "ok": true
}

$ http http://localhost:9200/movies/_search\?q\="title:3\10"
HTTP/1.1 200 OK
Content-Length: 255
Content-Type: application/json; charset=UTF-8

{
    "_shards": {
        "failed": 0, 
        "successful": 1, 
        "total": 1
    }, 
    "hits": {
        "hits": [
            {
                "_id": "1", 
                "_index": "movies", 
                "_score": 0.016057152, 
                "_source": {
                    "length": 90, 
                    "title": "3:10 to Yuma"
                }, 
                "_type": "movie"
            }
        ], 
        "max_score": 0.016057152, 
        "total": 1
    }, 
    "timed_out": false, 
    "took": 102
}

$ http http://localhost:9200/movies/_search\?q\="title:carnival"
HTTP/1.1 200 OK
Content-Length: 240
Content-Type: application/json; charset=UTF-8

{
    "_shards": {
        "failed": 0, 
        "successful": 1, 
        "total": 1
    }, 
    "hits": {
        "hits": [
            {
                "_id": "2", 
                "_index": "movies", 
                "_score": 0.5, 
                "_source": {
                    "length": 100, 
                    "title": "Carnival Story"
                }, 
                "_type": "movie"
            }
        ], 
        "max_score": 0.5, 
        "total": 1
    }, 
    "timed_out": false, 
    "took": 1
}

$ http http://localhost:9200/movies/_search\?q\="title:yuma"    
HTTP/1.1 200 OK
Content-Length: 251
Content-Type: application/json; charset=UTF-8

{
    "_shards": {
        "failed": 0, 
        "successful": 1, 
        "total": 1
    }, 
    "hits": {
        "hits": [
            {
                "_id": "1", 
                "_index": "movies", 
                "_score": 0.30618626, 
                "_source": {
                    "length": 90, 
                    "title": "3:10 to Yuma"
                }, 
                "_type": "movie"
            }
        ], 
        "max_score": 0.30618626, 
        "total": 1
    }, 
    "timed_out": false, 
    "took": 1
}