| ⇢ | F | Connection::setConfig() added | |
| ⇢ | A | Connection::getConfig() added | |
| ⇢ | A | ConnectionException::connectionNotEstablished() added | |
| ⇢ | A | Connection::checkConnectionStatus() added | |
| ⇢ | A | Connection::getParams() added | |
| ⇢ | A | Connection::setOption() added | |
| F | ↗ | A | Connection::__construct() improved |
| A | ↛ | Connection::options() removed | |
| A | ↛ | Connection::option() removed |