SELECT DateTimePerHour,MonitorID,SubTotal / StatusCountSum AS 'AverageValue',Sta...
下載連結: <a href="https://previews.123rf.com/images/aquir/aquir1311/aquir13...
先要分清楚你口中的檔名,是1.檔案系統裡的檔名還是2.HTML 裡的 src/href attribute 裡的 URL 如果是 2就要遵循 HTML 裡關於...
create table it0610 ( df_date date ); insert into it0610 values (to_date('2022...