ADO Database C#

using System;
using System.Data;
using System.Data.SqlClient;
   class CommandExampleCreate {
      static void Main() {
         SqlConnection thisConnection = new SqlConnection("server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI");
         SqlCommand nonqueryCommand = thisConnection.CreateCommand();
         try {
            thisConnection.Open();
            nonqueryCommand.CommandText = "CREATE TABLE MyrntsoftTable1 (intColumn integer)";
            Console.WriteLine(nonqueryCommand.CommandText);
            Console.WriteLine("Number of Rows Affected is: {0}", nonqueryCommand.ExecuteNonQuery());
            nonqueryCommand.CommandText = "INSERT INTO MyrntsoftTable1 VALUES (99)";
            Console.WriteLine(nonqueryCommand.CommandText);
            Console.WriteLine("Number of Rows Affected is: {0}",
               nonqueryCommand.ExecuteNonQuery());
         } 
         catch (SqlException ex) 
         {
            Console.WriteLine(ex.ToString());
         }
         finally 
         {  
            thisConnection.Close();  // close connection
            Console.WriteLine("Connection Closed.");
         }
      }
   }