es 统计查询

{
  "size": 0,
  "aggs": {
    "xxxxxx": {
      "date_histogram": {
        "field": "createdAt",
        "interval": "day",
        "format": "yyyy-MM-dd",
        "time_zone": "+08:00"
      }
    }
  },
  "query": {
    "bool": {
      "filter": [
        {
          "range": {
            "createdAt": { "gt": 1520352000000, "lt": 1521129600000 } }
        },
        {
          "exists": {
            "field": "newCarrierExpect" }
        }
      ]
    }
  }
}