Expands an image stored in an Image attribute (e.g.,
Expands an BLOB attribute to save it.
Compatibility: For compatibility reasons, $expand can be used to expand a relational attribute (e.g.,
Employee/?$filter="firstName BEGIN a"&$expand=employer). It is however recommended to use
$attributesfor this feature.
Viewing an image attribute
If you want to view an image attribute in its entirety, write the following:
Saving a BLOB attribute to disk
If you want to save a BLOB stored in your datastore class, you can write the following by also passing "true" to $binary: