自发电

问题描述

嗨...

我正在以存款方详细信息"形式使用存款方ID"，该表格已连接到存款方详细信息" SQL表....

我为Dep_ID使用了主键"，希望大家知道什么是主键"

我的问题是

我必须自动生成"存款人ID ...我使用了几种方法来从存款人详细信息SQl表生成数字，例如，

1.)count(Dep_ID)+1(在选择查询中)和

2.)isnull(max(Dep_ID)，0)+1

但没有用..

谁能用C#编码建议我

Hi...

I am Using a "Depositor ID",in my "Depositor Details" form which is connected to "depositor details" SQL table....

I am using a "Primary key" for Dep_ID, I hope all you know what is "Primary key"

and my problem is

I have to "autogenerate" the depositor ID... I have used several ways for generating the number from Depositor details SQl table such as,

1.)count(Dep_ID)+1(in select Query) and

2.)isnull(max(Dep_ID),0)+1

but no use of it..

can anyone please suggest me with C# coding

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