require 'mscorlib'
require 'System'
require 'System.Data'
include System
include System::Data
include System::Data::OleDb

conStr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=hello.mdb;"
sqlStr = "SELECT 'Hello, ADO.NET World!' AS Message"

con = OleDbConnection.new(conStr)
cmd = OleDbCommand.new(sqlStr, con)
con.Open()

reader = cmd.ExecuteReader()
while reader.Read() do
    Console.WriteLine( reader.GetName(0) )
    Console.WriteLine( "---------------------" )
    Console.WriteLine( reader.GetValue(0) )
end

reader.Close()
con.Close()