String connectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|aspxWeb2.mdb;";

 OleDbConnection conn = new OleDbConnection(connectionString);

 conn.Open();

 DataTable schemaTable;

 DataTable dt = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, new object[] { null, null, null, "TABLE" });

 for (int i = ; i < dt.Rows.Count; i++)

 {

   String tableName = dt.Rows[i]["TABLE_NAME"].ToString();

   Response.Write("<h1>" + tableName + "</h1>");

   schemaTable = conn.GetOleDbSchemaTable(OleDbSchemaGuid.Columns, new Object[] { null, null, tableName, null });

   for (int j = ; j < schemaTable.Rows.Count; j++)

   {

     Response.Write("<li>字段名称：" + schemaTable.Rows[j]["COLUMN_NAME"].ToString() + " 类型：" + (OleDbType)schemaTable.Rows[j]["DATA_TYPE"] + "</li>");

   }

 }

 conn.Close();