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How to create Alphanumeric Auto Increment in ASP.NET from SQL Server

Posted Date: 19-Aug-2011 Last Updated: 19-Aug-2011 Category: ASP.NET/Web Applications

Author: Suresh Sellathambi Member Level: Gold Points: 10

In this Article, I am going to Explain about How to create Alphanumeric Auto Increment in ASP.NET from SQL Server. I have Seen too many members asking

How to create Alphanumeric Auto Increment in ASP.NET from SQL Server. So I am deciding to write article about How to create Alphanumeric Auto

Increment in ASP.NET from SQL Server.

Create Alphanumeric Auto Increment in ASP.NET from SQL Server

Today We are going to Learn about How to create Alphanumeric Auto Increment in ASP.NET with C# 2005 from SQL Server. Learn How to create Alphanumeric Auto Increment in ASP.NET from

SQL Server

Write Below Code in Page Load Event

protected void Page_Load(object sender, EventArgs e)

{

ConnectionString = "Data Source=MY-PC;Initial Catalog=MyDB;Integrated Security=True";

AutoNumber();

}

Write AutoNumber Function to generate Auto increment in Alphanumeric format.

public void AutoNumber()

{

SqlConnection con = new SqlConnection(ConnectionString);

con.Open();

SqlCommand cmd = new SqlCommand("SELECT COUNT(StaffNumber) as Tot FROM StaffDetails", con);

SqlDataReader dr;

dr = cmd.ExecuteReader();

while (dr.Read())

{

int i = Convert.ToInt32(dr["tot"]);

if (i > 0)

{

int j = i + 1;

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txtEmpNumber.Text = "Staff0" +j.ToString();

}

else

{

txtEmpNumber.Text = "Staff01";

}

}

con.Close();

}

Write below code in Button Click event For Insert in SQL Server

DateTime DOB = Convert.ToDateTime(txtDOB.Text);

InsertStaffDetails(txtStaffNumber.Text, txtStaffName.Text, DOB, ddlDepartment.SelectedValue, ddlDesignation.SelectedValue, txtMobileNo.Text, txtEmailId.Text, txtAddress.Text);

Write Function InsertStaffDetails for Insert Staff Details

public void InsertStaffDetails(string EmpNumber, string EmpName, DateTime DOB, string Department, string Designation, string MobileNo, string EmailId, string Address)

{

SqlConnection con = new SqlConnection(ConnectionString);

con.Open();

SqlCommand cmd = new SqlCommand();

cmd.Connection = con;

cmd.CommandText = "SpInsertStaffDetails";

cmd.CommandType = CommandType.StoredProcedure;

cmd.Parameters.Add("@StaffNumber", SqlDbType.VarChar, 50).Value = StaffNumber;

cmd.Parameters.Add("@StaffName", SqlDbType.VarChar, 50).Value = StaffName;

cmd.Parameters.Add("@DOB", SqlDbType.DateTime, 50).Value = DOB;

cmd.Parameters.Add("@Department", SqlDbType.VarChar, 50).Value = Department;

cmd.Parameters.Add("@Designation", SqlDbType.VarChar, 50).Value = Designation;

cmd.Parameters.Add("@MobileNo", SqlDbType.VarChar, 50).Value = MobileNo;

cmd.Parameters.Add("@EmailId", SqlDbType.VarChar, 50).Value = EmailId;

cmd.Parameters.Add("@Address", SqlDbType.VarChar, 50).Value = Address;

cmd.ExecuteNonQuery();

con.Close();

}

SQL Server Database

Here I am using Staff details table in SQL Server with Following Fields.

StaffNumber varchar(50)

StaffName varchar(50)

DOB datetime

Department varchar(50)

Designation varchar(50)

MobileNo varchar(50)

EmailId varchar(50)

Address varchar(100)

To Create Stored procedure for Insert Staff Details in SQL Server.

Create procedure [dbo].[SpInsertStaffDetails]

(

@StaffNumber varchar(50),

@StaffName varchar(50),

@DOB datetime,

@Department varchar(50),

@Designation varchar(50),

@MobileNo varchar(50),

@EmailId varchar(50),

@Address varchar(100)

3/30/2014 How to create Alphanumeric Auto Increment in ASP.NET from SQL Server

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Tweet 01

@Address varchar(100)

)

AS

BEGIN

INSERT INTO StaffDetails(StaffNumber,StaffName,DOB,Department,Designation,MobileNo,EmailId,Address) VALUES

(@StaffNumber,@StaffName,@DOB,@Department,@Designation,@MobileNo,@EmailId,@Address)

End

GO

I think It will help you about How to create Alphanumeric Auto Increment in ASP.NET from SQL Server . Thanks for reading my Article How to create Alphanumeric Auto Increment in ASP.NET from

SQL Server. if you have any query or you have any suggestion, let me know. I will appreciate you valuable feedback.

if you want to know about How to Create Login Page in ASP.Net Applications using Session. Please Refer Following Link.

How to Create Login Page in ASP.Net Applications using Session.

if you want to know about How to Upload Excel file in ASP.Net Applications. Please Refer Following Link.

Excel file upload in asp.net 2.0 display in grid view

Thanks

S.Suresh

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Responses to "How to create Alphanumeric Auto Increment in ASP.NET from SQL Server"

Guest Author: karthika 15 Aug 2012

Hi,

This Alphanumeric Auto Increment value is working.I want the auto value should be shown after clicking the submit button.This code is showing the auto value before clicking the button. Please

help me to avoid it.

Thank you

Guest Author: karan 16 Apr 2013

Incorrect syntax near the keyword 'as'.

Line 168: SqlCommand cmd = new SqlCommand("SELECT COUNT[stud_id] as Tot FROM student",con);

Line 169: SqlDataReader dr;

Line 170: dr =cmd.ExecuteReader();

Line 171: while (dr.Read())

Line 172: {

please tell me what's wrong...!

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