标签：lib ref turn 测试 csdn lan base targe cti
--创建函数(此函数来自于csdn，作者不详)
create function [dbo].[id15to18] (@id15 char(15))
returns char(18)
as
begin
declare @id18 char(18)
declare @s1 as integer
declare @s2 as integer
declare @s3 as integer
declare @s4 as integer
declare @s5 as integer
declare @s6 as integer
declare @s7 as integer
declare @s8 as integer
declare @s9 as integer
declare @s10 as integer
declare @s11 as integer
declare @s12 as integer
declare @s13 as integer
declare @s14 as integer
declare @s15 as integer
declare @s16 as integer
declare @s17 as integer
declare @s18 as integer
set @s1=substring(@id15,1,1)
set @s2=substring(@id15,2,1)
set @s3=substring(@id15,3,1)
set @s4=substring(@id15,4,1)
set @s5=substring(@id15,5,1)
set @s6=substring(@id15,6,1)
set @s7=1
set @s8=9
set @s9=substring(@id15,7,1)
set @s10=substring(@id15,8,1)
set @s11=substring(@id15,9,1)
set @s12=substring(@id15,10,1)
set @s13=substring(@id15,11,1)
set @s14=substring(@id15,12,1)
set @s15=substring(@id15,13,1)
set @s16=substring(@id15,14,1)
set @s17=substring(@id15,15,1)
set @s18=((@s1*7)+(@s2*9)+(@s3*10)+(@s4*5)+(@s5*8)+(@s6*4)+(@s7*2)+(@s8*1)
+(@s9*6)+(@s10*3)+(@s11*7)+(@s12*9)+(@s13*10)+(@s14*5)+(@s15*8)+(@s16
*4)+(@s17*2))%11
set @id18=substring(@id15,1,6)+‘19‘+substring(@id15,7,9)
+case when @s18=0 then ‘1‘
when @s18=1 then ‘0‘
when @s18=2 then ‘x‘
when @s18=3 then ‘9‘
when @s18=4 then ‘8‘
when @s18=5 then ‘7‘
when @s18=6 then ‘6‘
when @s18=7 then ‘5‘
when @s18=8 then ‘4‘
when @s18=9 then ‘3‘
when @s18=10 then ‘2‘
end
return @id18
end
--测试示例
select [dbo].[id15to18](‘222222830604321‘)
--运行结果
/*
222222198306043213
*/
标签：lib ref turn 测试 csdn lan base targe cti
原文地址：http://www.cnblogs.com/accumulater/p/6244473.html
