/sparql-graph-crud/ Web Service Endpoint that implements the current draft of W3C SPARQL Graph Update protocol.
/sparql-graph-crud/ endpoints use the same SPARQL user account, so this user should be a member of SPARQL_UPDATE group in order to modify data via Graph Update protocol.
/sparql/ endpoint has
/sparql-auth/ variant that uses web authentication.
As soon as user is member of SPARQL_UPDATE group, he/she then can modify the stored data via
/sparql-graph-crud-auth/ as well as via