/**
* @todo http://php.net/manual/en/mongocollection.ensureindex.php
* @param $key
* @param array $options
* @return bool
*/
public function addIndex($key, array $options = [])
{
foreach ($key as $id => $name) {
if (is_numeric($id)) {
unset($key[$id]);
$key[$name] = 1;
}
}
$options = array_merge($options, ['background' => 1]);
$this->_connection->logging();
return $this->_mongoCollection->ensureIndex($key, $options);
}
