using System;
using System.Data;
using System.Data.OleDb;

class TestADO
{
static void Main(string[] args)
{
string strDSN = Provider=Microsoft.Jet.OLEDB.4.0;DataSource=c:\test.mdb;
string strSQL = SELECT * FROM employee ;

OleDbConnection conn = new OleDbConnection(strDSN);
OleDbDataAdapter cmd = new OleDbDataAdapter( strSQL, conn );

conn.Open();
DataSet ds = new DataSet();
cmd.Fill( ds, employee );
DataTable dt = ds.Tables[0];

Console.WriteLine(Field Name DataType Unique AutoIncrement AllowNull);
Console.WriteLine(==================================================================);
foreach( DataColumn dc in dt.Columns )
{
Console.WriteLine(dc.ColumnName+ , +dc.DataType + ,+dc.Unique + ,+dc.AutoIncrement+ ,+dc.AllowDBNull );
}
conn.Close();
}
} 

//csharp/1138