A data type that will provide support for storing binary files within an Access database. More similar to the SharePoint concept of attachments than the current OLE object fields in Access. The data will be stored as a raw blob within the database.
— Computer ScienceA file sent by- email- is ‘attached’ to the email. An attachment can be a picture, a document, a program or any other type of file. You should never open an attachment if you are not sure what it is, because some- viruses- propagate as email attachments; but they can’t infect your machine if you don’t open the attachment.
— Computer Science