The binary type accepts a binary value as a
Base64 encoded string. The field is not
stored by default and is not searchable:
PUT my_index
{
  "mappings": {
    "properties": {
      "name": {
        "type": "text"
      },
      "blob": {
        "type": "binary"
      }
    }
  }
}
PUT my_index/_doc/1
{
  "name": "Some binary blob",
  "blob": "U29tZSBiaW5hcnkgYmxvYg=="  }
}The following parameters are accepted by binary fields:
| 
    Should the field be stored on disk in a column-stride fashion, so that it
    can later be used for sorting, aggregations, or scripting? Accepts  | |
| 
    Whether the field value should be stored and retrievable separately from
    the  |