function connect()
{
if ($this->isConnected) {
return;
}
parent::connect();
if ($this->debugLevel & self::DEBUG_EXPLAIN) {
$this->pdo->exec('SET TRACE ON');
}
}
function connect()
{
if ($this->isConnected) {
return;
}
parent::connect();
if ($this->loggingExplain) {
$this->pdo->exec('SET TRACE ON');
}
}
function connect()
{
if ($this->isConnected) {
return;
}
parent::connect();
$serverVersion = $this->pdo->getAttribute(\PDO::ATTR_SERVER_VERSION);
$this->isMariaDB = strpos($serverVersion, 'MariaDB') !== false;
if ($this->isMariaDB) {
$this->version = substr($serverVersion, 0, strpos($serverVersion, '-'));
} else {
$this->version = floatval($serverVersion);
}
if (!$this->isMariaDB && $this->version >= 5.5) {
$this->encoding = 'utf8mb4';
}
$this->pdo->setAttribute(\PDO::MYSQL_ATTR_INIT_COMMAND, 'SET NAMES ' . $this->encoding);
//on every re-connect
$this->pdo->exec('SET NAMES ' . $this->encoding);
//also for current connection
}
