ASP.net连接access数据库例程c#

using System.Data.OleDb;

OleDbConnection myConnection;
OleDbCommand myCommand;
void page_load()
{
                        //1.连接数据库
                        string dbname;
                        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();

                }