ESÄ£ºýÆ¥ÅäÊý×Ö¡¢×Öĸ(likeÆ¥Åä)

1¡¢½«Êý×Ö¡¢×Öĸ·ÖΪµ¥¸ö´Ê

{
        "settings" : {
            "analysis" : {
                "analyzer" : {
                    "my_ngram_analyzer" : {
                        "tokenizer" : "my_ngram_tokenizer"
                    }
                },
                "tokenizer" : {
                    "my_ngram_tokenizer" : {
                        "type" : "nGram",
                        "min_gram" : "2",
                        "max_gram" : "3",
                        "token_chars": [ "letter", "digit" ]
                    }
                }
            }
        }
    },
"mappings": {
        "my_type": {
            "properties": {
                "text": {
                    "type":     "string",
                    "analyzer": "my_ngram_analyzer" 
                }
            }
        }
    }

2¡¢Ê¹ÓÃmatch_phrasec²éѯ，slop=0

²Î¿¼：https://www.elastic.co/guide/en/elasticsearch/reference/2.3/analysis-ngram-tokenizer.html