//define the connection reference and initialize it
MySql.Data.MySqlClient.MySqlConnection msqlConnection = null;
msqlConnection = new MySql.Data.MySqlClient.MySqlConnection("server=localhost;user id=UserName;Password=UserPassword;database=DatabaseName;persist security info=False");
//define the command reference
MySql.Data.MySqlClient.MySqlCommand msqlCommand = new MySql.Data.MySqlClient.MySqlCommand();
//define the connection used by the command object
msqlCommand.Connection = this.msqlConnection;
//define the command text
msqlCommand.CommandText = "SELECT * FROM TestTable;";
try
{
 //open the connection
 this.msqlConnection.Open();
 //use a DataReader to process each record
 MySql.Data.MySqlClient.MySqlDataReader msqlReader = msqlCommand.ExecuteReader();
 while (msqlReader.Read())
 {
 //do something with each record
 }
}
catch (Exception er)
{
 //do something with the exception
}
finally
{
 //always close the connection
 this.msqlConnection.Close();
}