sql 通过返回子查询的第一行来获取员工的最新活动配置文件，该子查询将获取所提供的e的所有员工配置文件

Posted 2021-05-14

SELECT *
FROM
  (SELECT unit_id,
    dept,
    last_name,
    first_name,
    pos_code,
    title,
    pos_strt_date
  from EMPLOYEE_PROFILE
  WHERE EMPLOYEE_ID       = 000000    --replace with EMPLOYEE_ID
  AND mss_unit_term_dt IS NULL
  ORDER BY POS_STRT_DATE DESC
  )
WHERE rownum = 1;