access数据库连接代码

using System;
using System.Data.OleDb;

class Program
{
    static void Main()
    {
        string connectionString = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\\path\\to\\your\\database.accdb;";
        
        using (OleDbConnection connection = new OleDbConnection(connectionString))
        {
            try
            {
                connection.Open();
                Console.WriteLine("Connected to the database!");

                string query = "SELECT * FROM YourTable";
                using (OleDbCommand command = new OleDbCommand(query, connection))
                {
                    using (OleDbDataReader reader = command.ExecuteReader())
                    {
                        while (reader.Read())
                        {
                            Console.WriteLine(reader["ColumnName"].ToString());
                        }
                    }
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine("Error: " + ex.Message);
            }
        }
    }
}