fragment_downloaded_cb({"url":"sparql-and-tracker.html#insert-or-replace","fragment":"INSERT OR REPLACE\nTracker adds a special INSERT OR REPLACE\noperation. This form of update will overwrite any existing values.\nThis operation works the same independently of the cardinality,\nmulti-valued properties are cleared before the insertion.\nIf clearing a property is desired within the operation, the\nvalue list may also contain the NULL keyword, e.g.:\nNote that the DELETE { … } INSERT { … } WHERE { … }\nsyntax available in SPARQL 1.1 is a more versatile replacement.\n"});