Sql 数字小于4时补充0
当数字小于4时,则在数字前补充0,在sqlserver中如何处理? 我的sql是Sql 数字小于4时补充0,sql,sql-server,Sql,Sql Server,当数字小于4时,则在数字前补充0,在sqlserver中如何处理? 我的sql是 SELECT tt.Ddate as PzDate, cast(ltrim(RTRIM(tt.VouchClassCode)) +'-'+cast (tt.VouchNo as varchar(100)) as varchar(100)) as PzZh, t.Digest as Zy, t.Ccode as Kmbm, ttt.Cname as Kmname, t.Jfje as J
SELECT
tt.Ddate as PzDate,
cast(ltrim(RTRIM(tt.VouchClassCode)) +'-'+cast (tt.VouchNo as varchar(100)) as varchar(100)) as PzZh,
t.Digest as Zy,
t.Ccode as Kmbm,
ttt.Cname as Kmname,
t.Jfje as Jfje,
t.Dfje as Dfje,
tt.Bill as Zhidan,
tt.Checker as Shenhe,
tt.Book as Jizhang,
tt.VouchSource as Pzlaiy
FROM [TOBROS_CWT].[dbo].[Cwzz_AccVouchSub] t
left join Cwzz_AccVouchMain tt
on t.VouchId = tt.VouchId
left join Cwzz_AccCode ttt
on t.Ccode = ttt.Ccode
order by t.VouchId ,tt.Ddate,tt.VouchNo
请看图片,我想更改PzZh格式,
例如“银-1“至”银-0001"
如何操作,谢谢。尝试使用
大小写
表达式和右键
,如下所示:
cast(ltrim(RTRIM(tt.VouchClassCode)) +'-'+
CASE WHEN tt.VouchNo < 10000 THEN
RIGHT('0000' + cast (tt.VouchNo as varchar(100)),4)
ELSE
cast (tt.VouchNo as varchar(100))
END
as varchar(100)) as PzZh
cast(ltrim(RTRIM(tt.VouchClassCode))+'-'+
当tt.VouchNo<10000时,则
右图('0000'+演员阵容(T.VouchNo as varchar(100)),4)
其他的
铸造(T.VouchNo为varchar(100))
结束
as varchar(100))as PzZh
如果长度小于4,则可以检查长度,然后添加尾随零
cast(ltrim(RTRIM(tt.VouchClassCode)) +'-'+
Case WHEN len(tt.VouchNo)< 4 Then RIGHT('0000' + cast (tt.VouchNo as varchar(100)),4)
Else
cast (tt.VouchNo as varchar(100))
End as varchar(100)) as PzZh
cast(ltrim(RTRIM(tt.VouchClassCode))+'-'+
当len(tt.VouchNo)小于4时,则右('0000'+铸造(tt.VouchNo为varchar(100)),4)
其他的
铸造(T.VouchNo为varchar(100))
以varchar(100)结尾,以PzZh结尾