Map an integer field as keyword multi-field

integer_as_keyword_mapping.txt

DELETE my_index

PUT my_index
{
  "mappings": {
    "_doc": {
      "properties": {
        "ID": {
          "type": "long",
          "fields": {
            "keyword": {
              "type": "keyword"
            }
          }
        }
      }
    }
  }
}

PUT my_index/_doc/1
{
  "ID": 1
}

PUT my_index/_doc/2
{
  "ID": 2
}

GET my_index/_search
{
  "query": {
    "range": {
      "ID": {
        "gt": 1
      }
    }
  }
}

# there is some coercion going on here...
GET my_index/_search
{
  "query": {
    "match": {
      "ID.keyword": 1
    }
  }
}



GET my_index/_search
{
  "aggs": {
    "my_ids": {
      "terms": {
        "field": "ID.keyword"
      }
    }
  }
}