.net access数据库连接

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!");
    }
    catch (Exception ex)
    {
        Console.WriteLine("Error: " + ex.Message);
    }
}

string sql = "SELECT * FROM YourTable";
using (OleDbCommand command = new OleDbCommand(sql, connection))
{
    using (OleDbDataReader reader = command.ExecuteReader())
    {
        while (reader.Read())
        {
            Console.WriteLine(reader["ColumnName"].ToString());
        }
    }
}