/**
* @param string $table
* @param array $what
* @param string $where
*
* @return \Doctrine\DBAL\Driver\Statement|int
*/
protected function updateTable($table, $what, $where)
{
$query = $this->conn->createQueryBuilder();
$query->update($table);
foreach ($what as $field => $value) {
$query->set($field, $value);
}
$query->where($where);
return $query->execute();
}