Call stored procedure with no parameter : SqlConnection Stored Procedure « ADO.Net « C# / CSharp Tutorial

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C# / CSharp Tutorial » ADO.Net » SqlConnection Stored Procedure 
27. 14. 2. Call stored procedure with no parameter
/*
Quote from


Beginning C# 2005 Databases From Novice to Professional

# Paperback: 528 pages
# Publisher: Apress (December 18, 2006)
# Language: English
# ISBN-10: 159059777X
# ISBN-13: 978-1590597774
*/

using System;
using System.Data;
using System.Data.SqlClient;

class MainClass
{
   static void Main()
   {
      SqlConnection conn = new SqlConnection(@"server = .\sqlexpress;integrated security = true;database = northwind");

      try
      {
         conn.Open();

         SqlCommand cmd = conn.CreateCommand();

         cmd.CommandType = CommandType.StoredProcedure;
         cmd.CommandText = "sp_select_all_employees";

         SqlDataReader rdr = cmd.ExecuteReader();

         while (rdr.Read()){
            Console.WriteLine("{0} {1} {2}"
             , rdr[0].ToString().PadRight(5)
             , rdr[1].ToString()
             , rdr[2].ToString()
            );
         }
         rdr.Close();
      }
      catch (SqlException ex)
      {
         Console.WriteLine(ex.ToString());
      }
      finally
      {
         conn.Close();
      }
   }
}
/*
create procedure sp_Select_All_Employees
as
   select
      employeeid,
      firstname,
      lastname
   from
      employees

*/
27. 14. SqlConnection Stored Procedure
27. 14. 1. Call a stored procedure
27. 14. 2. Call stored procedure with no parameter
27. 14. 3. Call stored procedure with parameter and return value
27. 14. 4. Call storedprocedure and pass in the parameter
27. 14. 5. Call stored procedure with parameters using SqlCommand
27. 14. 6. Call StoredProcedure with input and output parameters
27. 14. 7. Catch exception when calling stored procedure
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