Override Index Field's Mapping Data Type

override_mapping_data_type.txt

# Runtime: https://www.elastic.co/guide/en/elasticsearch/reference/8.5/runtime-mapping-fields.html


DELETE test_index


PUT test_index
{ "mappings": { "properties": { "myKey": { "type": "text" }}}}


POST test_index/_doc
{ "myKey": "myValue" }


GET test_index/_mapping

# {
#   "test_index": {
#     "mappings": {
#       "properties": {
#         "myKey": {
#           "type": "text"
#         }
#       }
#     }
#   }
# }


GET test_index/_field_caps?fields=myKey

# {
#   "indices": [
#     "test_index"
#   ],
#   "fields": {
#     "myKey": {
#       "keyword": {
#         "type": "keyword",
#         "metadata_field": false,
#         "searchable": true,
#         "aggregatable": true
#       }
#     }
#   }
# }


PUT test_index/_mapping
{ "runtime": { "myKey": { "type": "keyword" }}}


GET test_index/_mapping

# {
#   "test_index": {
#     "mappings": {
#       "runtime": {
#         "myKey": {
#           "type": "keyword"
#         }
#       },
#       "properties": {
#         "myKey": {
#           "type": "text"
#         }
#       }
#     }
#   }
# }


GET test_index/_field_caps?fields=myKey

# {
#   "indices": [
#     "test_index"
#   ],
#   "fields": {
#     "myKey": {
#       "keyword": {
#         "type": "keyword",
#         "metadata_field": false,
#         "searchable": true,
#         "aggregatable": true
#       }
#     }
#   }
# }