Execute multiple SELECT statements using a SqlCommand object and read the results using a SqlDataReader object

   


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

class ExecuteSelect
{
  public static void Main()
  {
    SqlConnection mySqlConnection =new SqlConnection("server=(local)SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI;");

    SqlCommand mySqlCommand = mySqlConnection.CreateCommand();

    mySqlCommand.CommandText =
      "SELECT TOP 5 ProductID, ProductName " +
      "FROM Products " +
      "ORDER BY ProductID;" +
      "SELECT TOP 3 CustomerID, CompanyName " +
      "FROM Customers " +
      "ORDER BY CustomerID;" +
      "SELECT TOP 6 OrderID, CustomerID " +
      "FROM Orders " +
      "ORDER BY OrderID;";

    mySqlConnection.Open();

    SqlDataReader mySqlDataReader = mySqlCommand.ExecuteReader();

    do
    {
      while (mySqlDataReader.Read())
      {
        Console.WriteLine("mySqlDataReader[0] = " + mySqlDataReader[0]);
        Console.WriteLine("mySqlDataReader[1] = " + mySqlDataReader[1]);
      }
      Console.WriteLine("");
    } while (mySqlDataReader.NextResult());

    mySqlDataReader.Close();
    mySqlConnection.Close();
  }
}