/**
* Remove reference from the index object
*
* When reference count becomes zero, index is closed and resources are cleaned up
*
* @internal
*/
public function removeReference()
{
return $this->_index->removeReference();
}
/**
* Remove reference from the index object
*
* When reference count becomes zero, index is closed and resources are cleaned up
*
* @internal
*/
public function removeReference()
{
return $this->_index->removeReference();
}