SELECT
    *
FROM
    "Permissions"
WHERE
    "ReferenceId" = TO_NUMBER(@SiteId, '999999999')
    AND (
        "UserId" = TO_NUMBER(@OwnerId, '999999999')
        OR "GroupId" IN (
            SELECT
                "GroupId"
            FROM
                "GroupMembers"
            WHERE
                "UserId" = TO_NUMBER(@OwnerId, '999999999')
        )
        OR "DeptId" IN (
            SELECT
                "DeptId"
            FROM
                "Users"
            WHERE
                "UserId" = TO_NUMBER(@OwnerId, '999999999')
        )
    )