elasticsearch index 복사

POST _reindex
{
  "source": {
    "index": "old_index_name"      ← 복사할 원본 인덱스
  },
  "dest": {
    "index": "new_index_name"      ← 새로 생성할 대상 인덱스
  }
}

 

POST _reindex
{
  "source": {
    "index": "location" 
  },
  "dest": {
    "index": "location20250623"
  }
}