Attachment Infos (Map Service\Layer)


The attachment infos resource returns information about attachments associated with a feature. This resource is available only if the layer has advertised that it has attachments. A layer has attachments if its hasAttachments property is true.

Each attachment info includes information about the attachment such as its id, content type, size, and name.

The attachment infos resource has 1 child resource:

New in 10.1

Support for gdbVersion parameter was added. Use this parameter to specify the geodatabase version to query.

Request Parameters




Description: The response format. The default response format is html.

Values: html | json


//This option was added at 10.1

Description: GeoDatabase version to query. This parameter applies only if hasVersionedData property of the service and isDataVersioned property of the layer(s) queried are true.

If this is not specified, query will apply to published map's version.

Syntax: gdbVersion=<geodatabase version>

Example: gdbVersion=sde.USER1

Example Usage

Attachment info for a feature whose objectID is 818654:


JSON Response Syntax

 "attachmentInfos": [
   "id": <attachmentId1>,
   "contentType": "<contentType1>",
   "size": <size1>,
   "name": "<name1>"
   "id": <attachmentId2>,
   "contentType": "<contentType2>",
   "size": <size2>,
   "name": "<name2>"

JSON Response Example

 "attachmentInfos": [
   "id": 3,
   "contentType": "video/quicktime",
   "size": 397540,
   "name": "360 degree"
   "id": 2,
   "contentType": "application/pdf",
   "size": 270133,
   "name": "Sales Deed.pdf"
   "id": 1,
   "contentType": "image/jpeg",
   "size": 45325,
   "name": "Picture of the house.jpg"