fragment_downloaded_cb({"url":"sparql-and-tracker.html#variable-names-in-select-clauses","fragment":"Variable names in SELECT clauses\nThe SPARQL 1.1 specifications enforce that all expressions\nreturned in a SELECT clause are set a variable name, e.g.:\nTracker relaxes this restriction, and does not enforce that\nexpressions are surrounded by parentheses, e.g.:\nNote that this hinders query readability (e.g. the example above\nreturns 2 values, an unnamed sum expression, and a named subtraction),\nso its use is not recommended.\n"});