6.2.20 聚合

每个演员参演了多少部电影

GET movie_index/movie/_search
{
  "aggs": {
    "groupby_actor": {
      "terms": {
        "field": "actorList.name.keyword"
      }
    }
  }
}

每个演员参演电影的平均分是多少，并按评分排序

GET movie_index/movie/_search
{ 
  "aggs": {
    "groupby_actor_id": {
      "terms": {
        "field": "actorList.name.keyword" ,
        "order": {
          "avg_score": "desc"
          }
      },
      "aggs": {
        "avg_score":{
          "avg": {
            "field": "doubanScore" 
          }
        }
       }
    } 
  }
}