asp.net连接Access数据库例子

2022-07-15 80酷酷网 80kuku.com

　　access|asp.net|数据|数据库asp.net连接Access数据库
<% Import Namespace="System.Data" %>
    <% Import NameSpace="System.Data.OleDb" %>
    <script laguage="VB" runat="server">
    Dim myConnection As OleDbConnection
    Dim myCommand As OleDbCommand
    sub page_load(sender as Object,e as EventArgs)

    '1.连接数据库
    dim dbname as string
    dbname=server.mappath("authors.mdb")
    myConnection = New OleDbConnection( "PROVIDER=Microsoft.Jet.OLEDB.4.0;DATA Source="&dbname )
    myConnection.Open()
    la1.text="Connection Opened!"

    '2.添加记录
    myCommand = New OleDbCommand( "Insert INTO Authors(Authors,country) Values('Simson','usa')", myConnection )
    myCommand.ExecuteNonQuery()
    la2.text="New Record Inserted!"

    '3 更新数据(Access)
    myCommand = New OleDbCommand( "UPDATE Authors SET Authors='Bennett' WHERE Authors = 'Simson'", myConnection )
    myCommand.ExecuteNonQuery()
    la3.text="Record Updated!"

    '4 删除数据（access）
    myCommand = New OleDbCommand( "DELETE FROM Authors WHERE Authors = 'David'", myConnection )
    myCommand.ExecuteNonQuery()
    la4.text="Record Deleted!"

    '5 使用DateGrid显示数据
    myCommand = New OleDbCommand( "select * FROM Authors", myConnection )
    MyDataGrid.DataSource=myCommand.Executereader()
    MyDataGrid.DataBind()

    end sub
    </script>
    <html>
    <body>
    <asp:label id="la1" runat="server" />

    <asp:label id="la2" runat="server" />

    <asp:label id="la3" runat="server" />

    <asp:label id="la4" runat="server" />

    <ASP:DataGrid id="MyDataGrid" runat="server"
    BorderColor="black"
    BorderWidth="1"
    GridLines="Both"
    CellPadding="3"
    CellSpacing="0"
    Font-Name="Verdana"
    Font-Size="10pt"
    HeaderStyle-BackColor="#aaaadd"
    AlternatingItemStyle-BackColor="#eeeeee"
    >
    </asp:DataGrid>

    </body>
    </html>