c# - 嗨，我有 table 。表格的 col rev_levl 具有 01 int 值。我需要为当前值添加 +01

Question

鸡蛋:

Rev_lev
   01     //it need to increment like below


Rev_Lev
   01
   02    //lik this 

我执行了以下查询，但它检索到 2。帮帮我 ...................................................... …………

select max(0+ rev_level+1)test from [Mettallurgical_WI_ENGG_Upload]
where Part_Number='ABB001'

Answer 1

检查这个。

    SELECT RIGHT('0'+ISNULL(CAST(max(rev_level)+1 as varchar(2)),''),2)
    from #Mettallurgical_WI_ENGG_Upload
    where Part_Number='ABB001'