如何使用MSSQL 2008实现此输出

Question

我有如下表数据

EID   Adate      ALogTime
1   2016/04/05  10:06:00 AM
1   2016/04/05  06:16:00 PM
1   2016/04/06  10:15:00 AM
1   2016/04/06  02:06:00 PM
1   2016/04/06  08:49:00 PM
2   2016/04/05  10:06:00 AM
2   2016/04/05  01:21:00 PM
2   2016/04/05  02:20:00 PM
2   2016/04/05  06:30:00 PM
2   2016/04/06  10:06:00 AM
2   2016/04/06  06:20:00 PM
3   2016/04/05  10:10:00 AM
3   2016/04/05  10:35:00 AM
3   2016/04/05  11:49:00 AM
3   2016/04/05  01:06:00 PM
3   2016/04/05  04:19:00 PM
3   2016/04/05  05:36:00 PM
3   2016/04/06  10:45:00 AM
3   2016/04/06  10:48:00 AM
3   2016/04/06  04:06:00 PM
3   2016/04/06  06:13:00 PM

需要输出

EID Date           Log1        Log2     Log3        Log4        Log5 Log6…..
1   2016/04/05  10:06:00 AM 06:16:00 PM NULL        NULL        NULL    NULL
2   2016/04/05  10:06:00 AM 01:21:00 PM 02:20:00 PM 06:30:00 PM NULL    NULL
3   2016/04/05  10:10:00 AM 10:35:00 AM 11:49:00 AM 01:06:00 PM 04:19:00 PM 05:36:00 PM
1   2016/04/06  10:15:00 AM 02:06:00 PM 08:49:00 PM NULL    NULL    NULL
2   2016/04/06  10:06:00 AM 06:20:00 PM NULL        NULL    NULL    NULL
3   2016/04/06  10:45:00 AM 10:48:00 AM 04:06:00 PM 06:13:00 PM NULL    NULL

如何使用SQL Server实现这一点?

EID为员工id, Adate为日期，ALogTime为用户在生物识别设备上签到的日志时间。

Answer 1

Declare @EmpId varchar(20)
Declare @Ecount int
Declare @count int =1
Declare @Locount int =1
DECLARE @QUERY VARCHAR(255)
DECLARE @COLUMN VARCHAR(50)
DECLARE @Elog VARCHAR(50)
Declare @CurrentDate datetime
Declare @ToDate datetime
 SET @QUERY = 'drop TABLE #temp'
         EXEC(@QUERY)
CREATE TABLE #temp (
    EmpId varchar(20),
    Edate datetime
    )
        set @Ecount = (select top 1 COUNT(EmployeeNo)as r from tbl_Employeeinout where EDate>=@ADate and EDate<=@ADate group by EmployeeNo order by r desc)     
        While(@count<=@Ecount)
        Begin
            SET @QUERY = 'ALTER TABLE #temp ADD ' +'Logtime'+ cast(@count as varchar(2)) + ' VARCHAR (50)'          
            EXEC(@QUERY)
            Set @count=@count+1
        End
if @EmployeeId is not null  
    begin
        Declare Cur_1 cursor for 
                select EmployeeID from tbl_Employee where EEmployeeStatus='Active' and EmployeeID = @EmployeeId
    end
else
    begin
        Declare Cur_1 cursor for 
                select EmployeeID from tbl_Employee where EEmployeeStatus='Active'
    end

Open Cur_1
    Fetch next from Cur_1 into @EmpId   
    While @@FETCH_STATUS=0
    Begin
            SET @CurrentDate = CAST(@ADate as datetime)
            While(@CurrentDate <= CAST(@ADate as datetime))
            begin
                    Set @Locount=1
                    Declare Cur_2 cursor for                    
                        select Elogtime from tbl_EmployeeInOut where ADate=@CurrentDate and EmployeeNo=@EmpId order by cast(@CurrentDate+''+Elogtime as datetime)
                    Open Cur_2
                    Fetch Next From Cur_2 into @Elog
                    while @@FETCH_STATUS=0
                    Begin
                        if(@Locount=1)
                            Begin
                                insert into #temp(EmpId,Adate,Logtime1)values(@EmpId,@CurrentDate,@Elog)
                                Set @Locount=@Locount + 1
                            End
                        Else
                            Begin           
                                --Update #temp SET Logtime2 = '07:39:00 PM' where EmpId='0166' and Adate='2016-10-01'                   
                                declare @te varchar(50)
                                Set @te='Logtime'+ cast(@Locount as varchar(2))
                                SET @QUERY = 'Update #temp SET ' + 'Logtime'+ cast(@Locount as varchar(2)) + ' = '''+@Elog+''' where EmpId='''+@EmpId+''' and Adate='''+ convert(varchar(10),@CurrentDate,126)+''''
                                print @QUERY
                                EXEC(@QUERY)
                                update #temp set @te= @Elog where EmpId=@EmpId and Adate=@CurrentDate
                                Set @Locount=@Locount + 1
                            End
                        Fetch Next From Cur_2 into @Elog
                    End
                    Close Cur_2
                    deallocate Cur_2
                SET @CurrentDate = DateADD(day,1,@CurrentDate)
            End
            set @Ecount=0
            set @count=1
    Fetch next from Cur_1 into @EmpId
    End 
Close Cur_1
deallocate Cur_1
select * from #temp

完成 !!!!!!!!!!!!!!