datepart in ssis

"\\\\"+_"+ (DT_STR,4,1252)DATEPART( "yyyy" , @[System::StartTime] ) +
RIGHT("0" + (DT_STR,4,1252)DATEPART( "mm" , @[System::StartTime] ), 2) +
RIGHT("0" + (DT_STR,4,1252)DATEPART( "dd" , @[System::StartTime] ), 2) +
RIGHT("0" + (DT_STR,4,1252)DATEPART( "hh" , @[System::StartTime] ), 2) +
RIGHT("0" + (DT_STR,4,1252)DATEPART( "mi" , @[System::StartTime] ), 2) +
RIGHT("0" + (DT_STR,4,1252)DATEPART( "ss" , @[System::StartTime] ), 2) +
".log"

 

竟然發現2014年的這個草稿, 是作BI項目的一段代碼. 

打算抽個機會講講BI項目的總體架構和設計策略, 總結一個項目模式出來, 把大夥從存儲過程和維護性的海洋中拯救出來