Thank you for your feedback.
Currently the SPARQL working group intends to keep this feature in both SPARQL Query and SPARQL Update.
We would be grateful if you would acknowledge that your comment has been answered by sending a reply to this mailing list.
On behalf of the SPARQL WG
> I strongly support allowing percent encodings in the local part of a > prefixed name: > > Allow the character, "%", follwed by two hex digits, > in the local part of prefixed names. > > This would solve the problem that motivated my earlier request for an > ENCODE_FOR_LOCAL_NAME function: > http://www.w3.org/2009/sparql/wiki/Future_Work_Items > The need for percent encoding in a local name shows up frequently when > SPARQL Update operations dynamically create new URIs.