Read resultset from a combined queries : Combined Queries « ADO.Net « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. ADO.Net
3. Combined Queries

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

class MultipleResults
{
   static void Main(string[] args)
   {
      string connString = @"server = .\sqlexpress;integrated security = true;database = northwind";

      string sql1 = @"select companyname,contactname from customers where companyname like 'A%'";

      string sql2 = @"select firstname,lastname from employees";

      string sql = sql1 + sql2;

      SqlConnection conn = new SqlConnection(connString);

      try
      {
         conn.Open();
         SqlCommand cmd = new SqlCommand(sql, conn);
         SqlDataReader rdr = cmd.ExecuteReader();
         do
         {
            while (rdr.Read())
            {
               Console.WriteLine("{0} : {1}", rdr[0], rdr[1]);
            }
            Console.WriteLine("".PadLeft(60, '='));
         }
         while (rdr.NextResult());

         rdr.Close();
      }
      catch(Exception e) 
      {
         Console.WriteLine("Error Occurred: " + e);
      }
      finally
      {
         conn.Close();
      }
   }
}