创建 message.chat-relation 索引遇到的问题

创建脚本:

PUT /blog.message.chat-relation
{
  "settings": {
    "number_of_shards": 10,
    "number_of_replicas": 2,
    "refresh_interval": "5s"
  },
  "mappings": {
    "properties": {
      "id": {
        "type": "long",
        "doc_values": true,
        "index": true
      },
      "relationId": {
        "type": "keyword",
        "doc_values": true,
        "index": true
      },
      "userId": {
        "type": "long",
        "doc_values": true,
        "index": true
      },
      "receiverId": {
        "type": "long",
        "doc_values": true,
        "index": true
      },
      "content": {
        "type": "text",
        "analyzer": "ik_max_word",
        "search_analyzer": "ik_max_word",
        "fields": {
          "keyword": {
            "type": "keyword",
            "ignore_above": 1024
          }
        }
      },
      "type": {
        "type": "integer",
        "doc_values": true,
        "index": true
      },
      "status": {
        "type": "integer",
        "doc_values": true,
        "index": true
      },
      "msgCount": {
        "type": "long",
        "doc_values": true,
        "index": true
      },
      "deleted": {
        "type": "integer",
        "doc_values": true,
        "index": true
      },
      "createTime": {
        "type": "date",
        "format": "yyyy-MM-dd HH:mm:ss||yyyy-MM-dd||epoch_millis",
        "doc_values": true,
        "index": true
      },
      "updateTime": {
        "type": "date",
        "format": "yyyy-MM-dd HH:mm:ss||yyyy-MM-dd||epoch_millis",
        "doc_values": true,
        "index": true
      }
    }
  }
}

错误提示:

{
  "error": {
    "root_cause": [
      {
        "type": "mapper_parsing_exception",
        "reason": "Failed to parse mapping: analyzer [ik_max_word] has not been configured in mappings"
      }
    ],
    "type": "mapper_parsing_exception",
    "reason": "Failed to parse mapping: analyzer [ik_max_word] has not been configured in mappings",
    "caused_by": {
      "type": "illegal_argument_exception",
      "reason": "analyzer [ik_max_word] has not been configured in mappings"
    }
  },
  "status": 400
}

这个错误搜了下是因为没有安装分词插件导致的, 需要单独为ES安装分词插件么？