elasticsearch 聚合查询

post hqbuy_event_tracking-*/_search
{
  "query":{
    "range": {
      "create_timestamp": {
        "gte": 1702310400,
        "lt": 1702396800
      }
    }
  },
  "size":0,
  "aggs": {
   "group": {
     "cardinality": {
       "field": "ip"
     }
   }
 }
}