using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Data.OleDb;
us
conn = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=E:\\database.mdb");
conn.Open();
com = new OleDbCommand(@"insert into group
(groupid,groupname,nature,effect)