Read data from SqlDataReader : SqlDataReader « Database ADO.net « C# / C Sharp

1. C# / C Sharp
2. Database ADO.net
3. SqlDataReader

Read data from SqlDataReader

    using System;
    using System.Data.SqlClient;
  
  class ConnectToSqlConnection {
    static void Main(string[] args)  {
      String sConn = "server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI";

        String sSQL = "select id, firstname, lastname from Employee";

      SqlConnection oConn = new SqlConnection(sConn);
      oConn.Open();

      SqlCommand oCmd = new SqlCommand(sSQL, oConn);
      SqlDataReader oReader = oCmd.ExecuteReader();

      int idxID = oReader.GetOrdinal("id");
      int idxFirstName = oReader.GetOrdinal("firstname");
      int idxLastName = oReader.GetOrdinal("lastname");

      while(oReader.Read()) {
        Console.WriteLine("{0} {1} {2}",
          oReader.GetValue(idxID),
          oReader.GetValue(idxFirstName),
          oReader.GetValue(idxLastName));
      }
    }
  }


           
       

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