CREATE PROCEDURE Get_BH @cL_MC char(20),@nL_Init Int AS
begin
Declare @nL_CD Numeric(2,0),@cL_LSH char(20),@cL_LX Char(1),@nL_CDT Int,@nL_CDM int
Declare LSHB_cursor Cursor For Select Cd,LSH,Lx From LSHB Where MC=@cL_MC
Open LSHB_cursor
Fetch Next From LSHB_Cursor into @nL_CD,@cL_LSH,@cL_LX
If @@FETCH_STATUS = 0
begin
Select @nL_CDM=Len(RTrim(Convert(Char(10),@nL_Init)))
If @cL_LX='1'
begin -- 前面四位为年 '2000'
Select @nL_CDT=@nL_CD-4
If left(@cL_LSH,4)=convert(char(4),getdate(),102) /* 年份相等，序号加 1 */
begin
Select @nL_CDM=Len(RTrim(Convert(Char(20),Convert(int,Right(@cL_LSH,16))+1)))
Update LSHB set LSH=Left(@cL_LSH,4)+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(20),Convert(int,Right(@cL_LSH,16))+1))
where MC=@cL_MC
End
else
If @nL_Init>1
Update LSHB set LSH=replace(Convert(Char(4),getdate(),102),'.','')+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(10),@nL_Init))
where MC=@cL_MC
Else
Update LSHB set LSH=replace(Convert(Char(4),getdate(),102),'.','')+Replicate('0',@nL_CDT-1)+'1'
where MC=@cL_MC
End
If @cL_LX='2'
begin -- 前面六位为年月 '200008'
Select @nL_CDT=@nL_CD-6
If left(@cL_LSH,4)=convert(char(4),getdate(),102) AND Convert(int,substring(@cL_LSH,5,2))=DATEPART(month,getdate())
/* 年月相等，序号加 1 */
begin
Select @nL_CDM=Len(RTrim(Convert(Char(20),Convert(int,Right(@cL_LSH,14))+1)))
Update LSHB set LSH=Left(@cL_LSH,6)+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(20),Convert(int,Right(@cL_LSH,14))+1))
where MC=@cL_MC
End
else
If @nL_Init>1
Update LSHB set LSH=replace(Convert(Char(7),getdate(),102),'.','')+Replicate('0',@nL_CDT-@nL_CDM)+RTrim(Convert(Char(10),@nL_Init))
where MC=@cL_MC
Else
Update LSHB set LSH=replace(Convert(Char(7),getdate(),102),'.','')+Replicate('0',@nL_CDT-1)+'1'
where MC=@cL_MC
End
If @cL_LX='3'
begin -- 前面八位为年月日 '20000910'
Select @nL_CDT=@nL_CD-8
If left(@cL_LSH,4)=convert(char(4),getdate(),102) AND Convert(int,substring(@cL_LSH,5,2))=DATEPART(month,getdate())
AND Convert(Int,SubString(@cL_LSH,7,2))=DatePart(Day,Getdate())
Begin
Select @nL_CDM=Len(Rtrim(Convert(Char(20),Convert(Int,Right(@cL_LSH,12))+1)))
Update LSHB Set LSH=Left(@cL_LSH,8)+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(20),Convert(Int,Right(@cL_LSH,12))+1))
Where MC=@cL_MC
End
Else
If @nL_Init>1
Update LSHB set LSH=replace(Convert(Char(10),getdate(),102),'.','')+Replicate('0',@nL_CDT-@nL_CDM)+RTrim(Convert(Char(10),@nL_Init))
where MC=@cL_MC
Else
Update LSHB set LSH=replace(Convert(Char(10),getdate(),102),'.','')+Replicate('0',@nL_CDT-1)+'1'
where MC=@cL_MC
End
If @cL_LX='4'
begin -- 前面四位为年 '00' ,年用两位表示
Select @nL_CDT=@nL_CD-2
If left(@cL_LSH,2)=convert(char(2),getdate(),2) /* 年份相等，序号加 1 */
begin
Select @nL_CDM=Len(RTrim(Convert(Char(20),Convert(int,Right(@cL_LSH,18))+1)))
Update LSHB set LSH=Left(@cL_LSH,2)+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(20),Convert(int,Right(@cL_LSH,18))+1))
where MC=@cL_MC
End
else
If @nL_Init>1
Update LSHB set LSH=replace(Convert(Char(2),getdate(),2),'.','')+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(10),@nL_Init))
where MC=@cL_MC
Else
Update LSHB set LSH=replace(Convert(Char(2),getdate(),2),'.','')+Replicate('0',@nL_CDT-1)+'1'
where MC=@cL_MC
End
If @cL_LX='5'
begin -- 前面六位为年月 '0008', 年用两位
Select @nL_CDT=@nL_CD-2
If left(@cL_LSH,2)=convert(char(2),getdate(),2) AND Convert(int,substring(@cL_LSH,3,2))=DATEPART(month,getdate())
/* 年月相等，序号加 1 */
begin
Select @nL_CDM=Len(RTrim(Convert(Char(20),Convert(int,Right(@cL_LSH,16))+1)))
Update LSHB set LSH=Left(@cL_LSH,4)+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(20),Convert(int,Right(@cL_LSH,16))+1))
where MC=@cL_MC
End
else
If @nL_Init>1
Update LSHB set LSH=replace(Convert(Char(5),getdate(),2),'.','')+Replicate('0',@nL_CDT-@nL_CDM)+RTrim(Convert(Char(10),@nL_Init))
where MC=@cL_MC
Else
Update LSHB set LSH=replace(Convert(Char(5),getdate(),2),'.','')+Replicate('0',@nL_CDT-1)+'1'
where MC=@cL_MC
End
If @cL_LX='6'
begin -- 前面六位为年月日 '000910'
Select @nL_CDT=@nL_CD-6
If left(@cL_LSH,2)=convert(char(2),getdate(),2) AND Convert(int,substring(@cL_LSH,3,2))=DATEPART(month,getdate())
AND Convert(Int,SubString(@cL_LSH,5,2))=DatePart(Day,Getdate())
Begin
Select @nL_CDM=Len(Rtrim(Convert(Char(20),Convert(Int,Right(@cL_LSH,14))+1)))
Update LSHB Set LSH=Left(@cL_LSH,6)+Replicate('0',@nL_CDT-@nL_CDM)+Rtrim(Convert(Char(20),Convert(Int,Right(@cL_LSH,14))+1))
Where MC=@cL_MC
End
Else
If @nL_Init>1
Update LSHB set LSH=replace(Convert(Char(8),getdate(),2),'.','')+Replicate('0',@nL_CDT-@nL_CDM)+RTrim(Convert(Char(10),@nL_Init))
where MC=@cL_MC
Else
Update LSHB set LSH=replace(Convert(Char(8),getdate(),2),'.','')+Replicate('0',@nL_CDT-1)+'1'
where MC=@cL_MC
End
end
CLOSE LSHB_cursor
DEALLOCATE LSHB_cursor
select LSH from LSHB where MC=@cL_MC
End
GO 
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