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  • Sql根据起止日期生成时间列表

     1 --monList  monList  monList
     2 --根据起止时间生成月份列表
     3 DECLARE  
     4 @BeginMonth varchar(6),  
     5 @EndMonth varchar(6) 
     6 SELECT
     7 @BeginMonth='201409',  
     8 @EndMonth='201506'SELECT  
     9 CONVERT(VARCHAR(6),DATEADD(month,number,@BeginMonth+'01'),112) as monList
    10 FROM  
    11 master..spt_values  
    12 WHERE  
    13 type='P'  
    14 and  
    15 DATEADD(month,number,@BeginMonth+'01')<=@EndMonth+'01'
    16 
    17 --dayList  dayList  dayList
    18 --根据起止时间生成天列表
    19 DECLARE @BeginDay DATE,@EndDay DATE
    20 SELECT @BeginDay='2016-12-31',@EndDay='2017-10-31'--GetDate()
    21 SELECT DateAdd(day,number,@BeginDay) as dayList 
    22   FROM master..spt_values  
    23  WHERE type = 'p'  
    24    AND number <= DateDiff(day,@BeginDay,@EndDay) 
    25    
    26 
    27 
    28 declare @sql varchar(8000)
    29 set @sql = 'select Date'
    30 select @sql = @sql + ',isnull (sum(case item when '''+item+''' then saleqty end),0) as ['+item+']' from (select distinct item from test where item is not null) as a
    31 select @sql = @sql+' from test group by date'
    32 exec(@sql)
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  • 原文地址:https://www.cnblogs.com/ps122/p/7592117.html
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