update_by_query ingest pipeline

Posted 2021-03-16 hixiaowei

1.update_by_query

PUT myindex/_doc/1
{
  "name":"a"
}

POST myindex/_update_by_query
{
  "script":{
    "lang":"painless",
    "inline": "ctx._source.newfield=‘newvalue‘"
  }
}
GET myindex/_mapping