match_all

匹配所有文档，返回的分数自然为 1.0

GET /bank/_search
{
  "query": {"match_all": {}
  }
}

改变分数

GET /bank/_search
{
  "query": {
    "match_all": {"boost": 1.2}
  }
}

match_none

不匹配任何文档

GET /bank/_search
{
  "query": {"match_none":{}
  }
}