C#压缩Access数据库操作

方法如下

        /// <summary>
        /// 压缩数据库
        /// </summary>
        /// <param name="dbFileName"></param>
        public static void CompactAccessDB(string dbFileName)
        {
            try
            {
                string connectionString1 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + dbFileName;
                string connectionString2 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\\temp.mdb";

                object objJRO = Activator.CreateInstance(Type.GetTypeFromProgID("JRO.JetEngine"));
                object[] oParams = new object[] { connectionString1, connectionString2 };

                objJRO.GetType().InvokeMember("CompactDatabase", System.Reflection.BindingFlags.InvokeMethod, null, objJRO, oParams);

                System.IO.File.Delete(dbFileName);
                System.IO.File.Move("C:\\temp.mdb", dbFileName);


                System.Runtime.InteropServices.Marshal.ReleaseComObject(objJRO);
                objJRO = null;
            }
            catch (Exception ex)
            {
                MessageBox.Show("数据库压缩中出现错误！\r\n\r\n" + ex.Message);
            }