The <ReturnAttributes>
element is a signle element in which you provide a list of elements to be returned from the LDAP directory server, this may help the LDAP directory server respond more quickly.
Schema Name and Location
This element is defined by the urn:mace:shibboleth:2.0:resolver:dc
schema, which can be located at http://shibboleth.net/schema/idp/shibboleth-attribute-resolver-dc.xsd.
Example
<ReturnAttributes>ATTRIBUTE_1 ATTRIBUTE_2 ATTRIBUTE_3</ReturnAttributes>
Attributes
No Attributes can be provided
Child Elements
No Child Elements can be provided