首先sql语句先这样写:
SELECT *,case when Status='0' and UpTime>'" + DateTime.Now + "' then '未执勤' when Status='1' then '正在执勤' when Status='2' then '已执勤' else '脱岗' end as state FROM 表名 ORDER BY ID desc SELECT *,case when Status='
SELECT *,case when Status='0' and UpTime>'" + DateTime.Now + "' then '未执勤' when Status='1' then '正在执勤' when Status='2' then '已执勤' else '脱岗' end as state FROM 表名 ORDER BY ID desc SELECT *,case when Status='