SQL Server日付フォーマット変換文字列詳細

4927 ワード

SQL Server             
  :http://database.51cto.com/art/201108/285231.htm

 SQL Server    ,SQL Server               SQL Server        ,   SQL           。
           SQL Server             ,                   。

        :
Select CONVERT(varchar(100), GETDATE(), 0): 05 16 2006 10:57AM   
Select CONVERT(varchar(100), GETDATE(), 1): 05/16/06   
Select CONVERT(varchar(100), GETDATE(), 2): 06.05.16   
Select CONVERT(varchar(100), GETDATE(), 3): 16/05/06   
Select CONVERT(varchar(100), GETDATE(), 4): 16.05.06   
Select CONVERT(varchar(100), GETDATE(), 5): 16-05-06   
Select CONVERT(varchar(100), GETDATE(), 6): 16 05 06   
Select CONVERT(varchar(100), GETDATE(), 7): 05 16, 06   
Select CONVERT(varchar(100), GETDATE(), 8): 10:57:46   
Select CONVERT(varchar(100), GETDATE(), 9): 05 16 2006 10:57:46:827AM   
Select CONVERT(varchar(100), GETDATE(), 10): 05-16-06   
Select CONVERT(varchar(100), GETDATE(), 11): 06/05/16   
Select CONVERT(varchar(100), GETDATE(), 12): 060516   
Select CONVERT(varchar(100), GETDATE(), 13): 16 05 2006 10:57:46:937   
Select CONVERT(varchar(100), GETDATE(), 14): 10:57:46:967   
Select CONVERT(varchar(100), GETDATE(), 20): 2006-05-16 10:57:47   
Select CONVERT(varchar(100), GETDATE(), 21): 2006-05-16 10:57:47.157   
Select CONVERT(varchar(100), GETDATE(), 22): 05/16/06 10:57:47 AM   
Select CONVERT(varchar(100), GETDATE(), 23): 2006-05-16   
Select CONVERT(varchar(100), GETDATE(), 24): 10:57:47   
Select CONVERT(varchar(100), GETDATE(), 25): 2006-05-16 10:57:47.250   
Select CONVERT(varchar(100), GETDATE(), 100): 05 16 2006 10:57AM   
Select CONVERT(varchar(100), GETDATE(), 101): 05/16/2006   
Select CONVERT(varchar(100), GETDATE(), 102): 2006.05.16   
Select CONVERT(varchar(100), GETDATE(), 103): 16/05/2006   
Select CONVERT(varchar(100), GETDATE(), 104): 16.05.2006   
Select CONVERT(varchar(100), GETDATE(), 105): 16-05-2006   
Select CONVERT(varchar(100), GETDATE(), 106): 16 05 2006   
Select CONVERT(varchar(100), GETDATE(), 107): 05 16, 2006   
Select CONVERT(varchar(100), GETDATE(), 108): 10:57:49   
Select CONVERT(varchar(100), GETDATE(), 109): 05 16 2006 10:57:49:437AM   
Select CONVERT(varchar(100), GETDATE(), 110): 05-16-2006   
Select CONVERT(varchar(100), GETDATE(), 111): 2006/05/16   
Select CONVERT(varchar(100), GETDATE(), 112): 20060516   
Select CONVERT(varchar(100), GETDATE(), 113): 16 05 2006 10:57:49:513   
Select CONVERT(varchar(100), GETDATE(), 114): 10:57:49:547   
Select CONVERT(varchar(100), GETDATE(), 120): 2006-05-16 10:57:49   
Select CONVERT(varchar(100), GETDATE(), 121): 2006-05-16 10:57:49.700   
Select CONVERT(varchar(100), GETDATE(), 126): 2006-05-16T10:57:49.827   
Select CONVERT(varchar(100), GETDATE(), 130): 18 ???? ?????? 1427 10:57:49:907AM  

 SQL    ,           ,   SQL Server      ,  SQL Server             ,           。
Sql Server       :

1.        、   
   select getdate() 

2. dateadd                  ,     datetime  
     :     2  
   select dateadd(day,2,'2004-10-15')  --  :2004-10-17 00:00:00.000

3. datediff                   。
   select datediff(day,'2004-09-01','2004-09-18')   --  :17

4. datepart                   。
   SELECT DATEPART(month, '2004-10-15')  --   10

5. datename                    
   SELECT datename(weekday, '2004-10-15')  --  :   

6. day(), month(),year() --   datepart    
  select     =convert(varchar(10),getdate(),120) ,    =convert(varchar(8),getdate(),114)
  select datename(dw,'2004-10-15')
  select       =datename(week,'2004-10-15'),     =datename(weekday,'2004-10-15')


SQL Server           /  
GetDate( )                
DateDiff (interval,date1,date2)    interval      ,  date2  date1          date2-date1
DateAdd (interval,number,date)    interval     ,  number     
DatePart (interval,date)        date ,interval           
DateName (interval,date)       date ,interval             


  interval      :
   (Sql Server) (Access   ASP)   

Year Yy yyyy   1753 ~ 9999
Quarter Qq q     1 ~ 4
Month Mm m    1 ~ 12
Day of year Dy y       ,        1-366
Day Dd d    ,1-31
Weekday Dw w      ,        1-7
Week Wk ww   ,        0 ~ 51
Hour Hh h    0 ~ 23
Minute Mi n    0 ~ 59
Second Ss s   0 ~ 59
Millisecond Ms -    0 ~ 999

Access  Asp  date() now()        ;  DateDiff,DateAdd,DatePart      Access asp ,          。

SQL Server      :
1.GetDate()   sql server :select GetDate()
2.DateDiff('s','2005-07-20','2005-7-25 22:56:32')     514592  
  DateDiff('d','2005-07-20','2005-7-25 22:56:32')     5  

3.DatePart('w','2005-7-25 22:56:32')     2     (   1,   7)
  DatePart('d','2005-7-25 22:56:32')     25 25 
  DatePart('y','2005-7-25 22:56:32')     206      206 
  DatePart('yyyy','2005-7-25 22:56:32')     2005 2005 

  SQL Server                       ,               !