connect mysql 2

private string GetConnectionString(bool isphtDB)
{
try
{
string conString = "";
if (!isphtDB)
{
conString = ConfigurationSettings.AppSettings["HRConnectionString"];
}
else
{
conString = ConfigurationSettings.AppSettings["PHTConnectionString"];
}
return conString;
}
catch (Exception ex)
{
System.Diagnostics.Debug.Write(ex.ToString());
return ConString;
}
}
public void OpenConnection(bool isphtDB)
{
try
{
ObjCon = new MySqlConnection(GetConnectionString(isphtDB));
ObjCon.Open();
}
catch (Exception ex)
{
System.Diagnostics.Debug.Write(ex.ToString());
}

}
public void OpenConnection(string conString)
{
try
{
ObjCon = new MySqlConnection(conString);
ObjCon.Open();
}
catch (Exception e)
{
System.Diagnostics.Debug.Write(e.ToString());
}
}