SELECT sipHash64(());
SELECT sipHash64((), ());
SELECT sipHash64((), 1);
SELECT sipHash64(1, ());
SELECT sipHash64(1, (), 1);
SELECT sipHash64((), 1, ());
SELECT sipHash64((), (1, 2));
SELECT sipHash64((), (1, 2));
SELECT sipHash64((1, 2), ());
SELECT sipHash64((), (1, 2), ());
SELECT sipHash64((1, 2), (), (3, 4));

SELECT sipHash64(materialize(()));
SELECT sipHash64(materialize(()), materialize(()));
SELECT sipHash64(materialize(()), 1);
SELECT sipHash64(1, materialize(()));
SELECT sipHash64(1, materialize(()), 1);
SELECT sipHash64((), 1, materialize(()));
SELECT sipHash64(materialize(()), (1, 2));
SELECT sipHash64(materialize(()), (1, 2));
SELECT sipHash64((1, 2), materialize(()));
SELECT sipHash64(materialize(()), (1, 2), ());
SELECT sipHash64((1, 2), materialize(()), (3, 4));