Attachments and Histories

Two read-only properties for the Entity object are:

AttachmentFields (GetAttachmentFields for Perl)
HistoryFields (GetHistoryFields for Perl)

Collections are used to represent Attachment and History related objects. A collection is a group of objects of same type. The following diagram shows the relationship between object Entity and the attachment and history related objects.

The boxes in the image indicate that an Entity object may have associated Attachments and Histories.