fragment_downloaded_cb({"url":"tutorial.html#updating-and-deleting-data","fragment":"Updating and deleting data\nWe have already seen the INSERT DATA and DELETE DATA syntax\nthat allows specifying pure RDF data to manipulate the stored\ndata.\nIt is additionally possible to perform bulk insertions and deletions\nover the already stored data. It is worth introducing first to the\nfull syntax for updates and deletions:\nThis query looks for all RDF data that matches the WHERE clause,\nand proceeds to deleting and inserting the given triple data for\neach of the matches.\nThe DELETE and INSERT clauses of this query form are optional,\nallowing to simply insert data:\nOr delete it:\nThis last form can be further reduced if the RDF data\nto look for is also the data that should be deleted:\nGoing back to the full query form, there is no relation\nrequired between the data being deleted and the data being\ninserted. Its use can range from minor updates:\nTo outright data substitutions:\n"});