using System; using System.Data; using System.Data.OleDb; namespace ConsoleApplication1 { /// /// Summary description for Class1. /// class Class1 { /// /// The main entry point for the application. /// [STAThread] static void Main(string[] args) { try { string cs= "Provider=Microsoft.Jet.OLEDB.4.0; Data Source=d:\\tmp\\test.mdb"; OleDbConnection conn = new OleDbConnection(cs); conn.Open(); using(IDbCommand com = conn.CreateCommand()) { com.CommandText = "update test set b = true"; com.ExecuteNonQuery(); } } catch(OleDbException e) { System.Console.WriteLine(e.Message); } } } }