Iterating Through An OdbcDataReader : OdbcDataReader « ADO.net Database « ASP.NET Tutorial






<%@ Page Language="C#" %>
<%@ import Namespace="System.Data" %>
<%@ import Namespace="System.Data.Odbc" %>
<script runat="server">

    void Page_Load(object sender, EventArgs e)
    {
        string ConnectionString = Convert.ToString(ConfigurationSettings.AppSettings["MySQLConnectString"]);

        string CommandText = "SELECT AuthorName, AuthorCity, AuthorContact_Email, AuthorWebsite FROM Author";

        OdbcConnection myConnection = new OdbcConnection(ConnectionString);
        OdbcCommand myCommand = new OdbcCommand(CommandText, myConnection);

        try
        {
            myConnection.Open();

            OdbcDataReader myReader = myCommand.ExecuteReader();
                while (myReader.Read())
                {
                   Author p = new Author();
                   p.Name = myReader.GetString(0);
                   p.City = myReader.GetString(1);
                   p.Email = myReader.GetString(2);
                   p.Website = myReader.GetString(3);

                   Label1.Text += p.ToString();
                }
            myReader.Close();
        } catch (Exception ex) {
            throw (ex);
        } finally {
            myConnection.Close();
        }
    }


    public class Author
    {
        public string Name;
        public string City;
        public string Email;
        public string Website;

        public Author()
        {}

        public string ToString()
        {
            string description = "";
            description = "Name : " + this.Name + "<br />";
            description += "City : " + this.City + "<br />";
            description += "Contact : <a href=mailto:" + this.Email + ">" + this.Email + "</a><br/>";
            description += "Homesite : <a href='" + this.Website + "'>" + this.Website + "</a><br/><br/>";

            return description;
        }
    }

</script>
<html>
<body>
<asp:Label id="Label1" runat="server"></asp:Label>
</body>
</html>

File: Web.config

<configuration>
    <appSettings>
      <add key="MySQLConnectString"
           value="driver={MySQL ODBC 3.51 Driver};server=localhost;database=Books;uid=YourID;pwd=letmein;" />
    </appSettings>
</configuration>








18.20.OdbcDataReader
18.20.1.Iterating Through An OdbcDataReader
18.20.2.Create OdbcDataReader object from OdbcCommand