presto-main/src/main/java/io/prestosql/type/BooleanOperators.java/BooleanOperators/greaterThan
class BooleanOperators:    @ScalarOperator(GREATER_THAN)
    @SqlType(StandardTypes.BOOLEAN)
    public static boolean greaterThan(@SqlType(StandardTypes.BOOLEAN) boolean left, @SqlType(StandardTypes.BOOLEAN) boolean right)
    {
        return left && !right;
    }