attachment EntityType

Attachment for an email activity.

Entity Set Path
[organization URI]/api/data/v9.0/attachments
Base Type
Display Name
Primary Key
Primary Key Attribute


Properties represent fields of data stored in the entity.Some properties are read-only.

Name Type Details
attachmentid Edm.Guid

Unique identifier of the attachment.

Display Name: Attachment

body Edm.String

Contents of the attachment.

Display Name: Body

body_binary Edm.Binary

Contents of the attachment.

filename Edm.String

File name of the attachment.

Display Name: File Name

filesize Edm.Int32

File size of the attachment.

Display Name: File Size (Bytes)

Read Only
mimetype Edm.String

MIME type of the attachment.

Display Name: MIME Type

prefix Edm.String

Prefix of the file pointer in blob storage.

Display Name: Prefix

Read Only
subject Edm.String

Subject associated with the attachment.

Display Name: Subject

versionnumber Edm.Int64

Version number of the attachment.

Display Name: Version Number

Read Only

Collection-valued navigation properties

Collection-valued navigation properties represent collections of entities which may represent either a one-to-many (1:N) or many-to-many (N:N) relationship between the entities.

Name Type Partner
attachment_activity_mime_attachments activitymimeattachment attachmentid
Attachment_SyncErrors syncerror regardingobjectid_attachment_syncerror

See also