Read scalar data from MySQL database by using OdbcCommand : MySQL « 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 = ConfigurationSettings.AppSettings["MySQLConnectString"];
        string CommandText = "select PublisherID, PublisherName, PublisherCity, PublisherWebsite FROM Publisher ORDER BY PublisherID";
    
        OdbcConnection myConnection = new OdbcConnection(ConnectionString);
        OdbcCommand myCommand = new OdbcCommand(CommandText, myConnection);
    
        myConnection.Open();
    
        string CommandTextCount = "SELECT COUNT(*) FROM Publisher";
        OdbcCommand myCommandCount = new OdbcCommand(CommandTextCount, myConnection);
    
        lblTotal.Text = Convert.ToString(myCommandCount.ExecuteScalar());
    
        DataGrid1.DataSource = myCommand.ExecuteReader(CommandBehavior.CloseConnection);
        DataGrid1.DataBind();
    }

</script>
<html>
<head>
</head>
<body>
    
        Publishers in the database: <asp:Label id="lblTotal" runat="server"></asp:Label>
    
    <form runat="server">
        <asp:datagrid id="DataGrid1" runat="server" EnableViewState="False">
            <HeaderStyle font-bold="True" forecolor="white" backcolor="#4A3C8C"></HeaderStyle>
            <ItemStyle backcolor="#DEDFDE"></ItemStyle>
        </asp:datagrid>
    </form>
</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>








18.40.MySQL
18.40.1.Execute Delete command against MySQL database with OdbcCommand (C#)
18.40.2.Execuate insert command against MySQL database
18.40.3.Read scalar data from MySQL database by using OdbcCommand
18.40.4.Execuate select statement against MySQL database with OdbcCommand
18.40.5.Execute update command against MySQL database with OdbcCommand