Look:private OleDbConnection con;//打开数据库连接
private void Open()
{
string connString="Provider=Microsoft.Jet.OLEDB.4.0; Data Source="+path+"; User ID=Admin; Password=\"\";";
// open connection
if (con == null)
{con = new OleDbConnection(connString);
con.Open();
}
}
private void Open()
{
string connString="Provider=Microsoft.Jet.OLEDB.4.0; Data Source="+path+"; User ID=Admin; Password=\"\";";
// open connection
if (con == null)
{con = new OleDbConnection(connString);
con.Open();
}
}
string path=HttpContext.Current.Server.MapPath("~/database/presslib.mdb");