Attachment (Map Service/Dynamic Layer)

Description

The attachment resource represents an individual attachment associated with a feature. This resource is available only if the dynamic layer has advertised that it has attachments. A dynamic layer has attachments if it hasAttachments property is true .

The content of the attachment are streamed to the client. If the attachment is not found, and HTTP status code of 404 (Not found) is returned.

Request parameters

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{
    "id": <layerOrTableId>,
    "source": <layer source>
  }

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{
  "id": 101,
  "source":
  {
    "type": "mapLayer",
    "mapLayerId": 0,
    "gdbVersion": "SDE.DynamicLayers"
  }
}

Example usage

Example 1: Attachment resource for attachment ID 19 belonging to a feature (with featureId 1) in a dynamic layer (existing map service layer with id 3):

https://myserver.mydomain.com/arcgis/rest/services/Census/MapServer/dynamicLayer/1/attachments/19?layer={"id":101,"source":{"type":"mapLayer","mapLayerId":3}}&where=1=1&f=pjson