问题描述
|
选择计数(*)
来自fnd_user
其中end_date为null
或结束日期> = sysdate;
谢谢你的帮助。
解决方法
select count(*)
from fnd_user
where (end_date is null or end_date >= sysdate)
and length(username) <= 6;
,select count(*) from fnd_user where (end_date is null or end date >= sysdate)
and length(username) <= 6;