ElasticSearch常见命令

1、创建索引，并设置ngram分词器

put  http://121.5.116.227:9000/article
{
    "settings": {
        "number_of_shards": 3,
        "number_of_replicas": 1,
        "refresh_interval": "5s",
        "max_ngram_diff": "9",
        "blocks": {
            "read_only_allow_delete": "false"
        },
        "analysis": {
          "analyzer": {
            "ngram_analyzer" : {
              "tokenizer" : "ngram_tokenizer"
            }
	      },
	      "tokenizer": {
          "ngram_tokenizer" : {
              "token_chars" : [
                "letter",
                "digit"
              ],
              "min_gram" : "1",
              "type" : "ngram",
              "max_gram" : "10"
            }
	      }
        }
    },
    "mappings" : {
        "_routing" : {
          "required" : true
        },
        "properties" : {
          "id" : {
            "type" : "long"
          },
          "banner" : {
            "type" : "text"
          },
          "isHot" : {
            "type" : "long"
          },
          "pubTime" : {
            "type" : "date",
            "format" : "yyyy-MM-dd HH:mm:ss||strict_date_optional_time||epoch_millis"
          },
          "title" : {
            "type" : "text",
            "fields" : {
              "ngram" : {
                "type" : "text",
                "analyzer" : "ng