Unable to Type Alias #1866

-- name: CheckIfSomeRandomColumnIsNotNull :one
SELECT
  `some_random_column` IS NOT NULL AS `is_some_random_column_not_null`
FROM
  `example`
WHERE
  `id` = ?;

CREATE TABLE `example` (
  `id` bigint unsigned NOT NULL AUTO_INCREMENT,
  `some_random_column` bigint unsigned DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;