ElasticSearch增加字段

新增字段
PUT 索引名称/_mapping/doc

PUT activity_v1/_mapping/doc 
{ 
   
    "properties": { 
      "effDate_fbda": {
        "type": "text"
      }, 
    "expDate_fbda": {
      "type": "text"
     } 
    }
}

对新增字段赋值
POST 索引名称/_update_by_query

 POST activity_v1/_update_by_query
{
  "script": {
    "source": "ctx._source.expDate_fbda=ctx._source.expDate" 
  }
}

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